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120331123202112 = 2633137546403313
BaseRepresentation
bin11011010111000011000101…
…110110101001100001000000
3120210001112122212111112200220
4123113003011312221201000
5111233001120014431422
61103531204352143040
734226431260025224
oct3327030566514100
9523045585445626
10120331123202112
1135383163026949
12115b4b89837a80
13521b23a2360b4
1421a00b3878784
15dda14e358e5c
hex6d70c5da9840

120331123202112 has 112 divisors (see below), whose sum is σ = 337528626350592. Its totient is φ = 37767396925440.

The previous prime is 120331123202111. The next prime is 120331123202117. The reversal of 120331123202112 is 211202321133021.

It is a super-2 number, since 2×1203311232021122 (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (120331123202111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272981433 + ... + 273421880.

Almost surely, 2120331123202112 is an apocalyptic number.

120331123202112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120331123202112 is an abundant number, since it is smaller than the sum of its proper divisors (217197503148480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120331123202112 is a wasteful number, since it uses less digits than its factorization.

120331123202112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546403396 (or 546403386 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 120331123202112 its reverse (211202321133021), we get a palindrome (331533444335133).

The spelling of 120331123202112 in words is "one hundred twenty trillion, three hundred thirty-one billion, one hundred twenty-three million, two hundred two thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 16 24 31 32 37 48 62 64 74 93 96 111 124 148 186 192 222 248 296 372 444 496 592 744 888 992 1147 1184 1488 1776 1984 2294 2368 2976 3441 3552 4588 5952 6882 7104 9176 13764 18352 27528 36704 55056 73408 110112 220224 546403313 1092806626 1639209939 2185613252 3278419878 4371226504 6556839756 8742453008 13113679512 16938502703 17484906016 20216922581 26227359024 33877005406 34969812032 40433845162 50815508109 52454718048 60650767743 67754010812 80867690324 101631016218 104909436096 121301535486 135508021624 161735380648 203262032436 242603070972 271016043248 323470761296 406524064872 485206141944 542032086496 626724600011 646941522592 813048129744 970412283888 1084064172992 1253449200022 1293883045184 1626096259488 1880173800033 1940824567776 2506898400044 3252192518976 3760347600066 3881649135552 5013796800088 7520695200132 10027593600176 15041390400264 20055187200352 30082780800528 40110374400704 60165561601056 120331123202112