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120222222121012 = 221131475335383163
BaseRepresentation
bin11011010101011101101010…
…110101111111100000110100
3120202200010120100220102122211
4123111131222311333200310
5111224210102330333022
61103405154300103204
734215524511066034
oct3325355265774064
9522603510812584
10120222222121012
1135340a5a222880
1211597a56b34b04
135210ba35cba7b
142198b025d18c4
15dd73c8981e77
hex6d576ad7f834

120222222121012 has 96 divisors (see below), whose sum is σ = 246524977004544. Its totient is φ = 50781914102400.

The previous prime is 120222222120983. The next prime is 120222222121033. The reversal of 120222222121012 is 210121222222021.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14293858 + ... + 21089305.

It is an arithmetic number, because the mean of its divisors is an integer number (2567968510464).

Almost surely, 2120222222121012 is an apocalyptic number.

It is an amenable number.

120222222121012 is an abundant number, since it is smaller than the sum of its proper divisors (126302754883532).

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

120222222121012 is a wasteful number, since it uses less digits than its factorization.

120222222121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35383309 (or 35383307 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 120222222121012 its reverse (210121222222021), we get a palindrome (330343444343033).

The spelling of 120222222121012 in words is "one hundred twenty trillion, two hundred twenty-two billion, two hundred twenty-two million, one hundred twenty-one thousand, twelve".

Divisors: 1 2 4 11 22 31 44 47 53 62 94 106 124 188 212 341 517 583 682 1034 1166 1364 1457 1643 2068 2332 2491 2914 3286 4982 5828 6572 9964 16027 18073 27401 32054 36146 54802 64108 72292 77221 109604 154442 308884 849431 1698862 3397724 35383163 70766326 141532652 389214793 778429586 1096878053 1556859172 1663008661 1875307639 2193756106 3326017322 3750615278 4387512212 6652034644 7501230556 12065658583 18293095271 20628384029 24131317166 36586190542 41256768058 48262634332 51553268491 58134536809 73172381084 82513536116 88139459033 103106536982 116269073618 176278918066 206213073964 232538147236 352557836132 567085953401 639479904899 969534049363 1134171906802 1278959809798 1939068098726 2268343813604 2557919619596 2732323230023 3878136197452 5464646460046 10929292920092 30055555530253 60111111060506 120222222121012