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12102331010 = 2571119827227
BaseRepresentation
bin10110100010101101…
…01110101010000010
31011020102200010002212
423101112232222002
5144241144043020
65320522542122
7605623054610
oct132126565202
934212603085
1012102331010
1151504a5460
122419067942
1311ab413313
1482b4586b0
154ac735cc5
hex2d15aea82

12102331010 has 64 divisors (see below), whose sum is σ = 28588999680. Its totient is φ = 3573616320.

The previous prime is 12102330997. The next prime is 12102331013. The reversal of 12102331010 is 1013320121.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (12102331013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 398984 + ... + 428243.

It is an arithmetic number, because the mean of its divisors is an integer number (446703120).

Almost surely, 212102331010 is an apocalyptic number.

12102331010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12102331010 is an abundant number, since it is smaller than the sum of its proper divisors (16486668670).

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

12102331010 is a wasteful number, since it uses less digits than its factorization.

12102331010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827271.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 12102331010 its reverse (1013320121), we get a palindrome (13115651131).

The spelling of 12102331010 in words is "twelve billion, one hundred two million, three hundred thirty-one thousand, ten".

Divisors: 1 2 5 7 10 11 14 19 22 35 38 55 70 77 95 110 133 154 190 209 266 385 418 665 770 1045 1330 1463 2090 2926 7315 14630 827227 1654454 4136135 5790589 8272270 9099497 11581178 15717313 18198994 28952945 31434626 45497485 57905890 63696479 78586565 90994970 110021191 127392958 157173130 172890443 220042382 318482395 345780886 550105955 636964790 864452215 1100211910 1210233101 1728904430 2420466202 6051165505 12102331010