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2010120012012 = 2237219917178751
BaseRepresentation
bin11101010000000100011…
…111010100000011101100
321010011110201102201121210
4131100010133110003230
5230413211210341022
64135234131554420
7265140435121200
oct35200437240354
97104421381553
102010120012012
1170553a385682
122856a915ba10
13117727081068
146d40c932b00
153744b694a0c
hex1d4047d40ec

2010120012012 has 72 divisors (see below), whose sum is σ = 5483457638400. Its totient is φ = 571433940000.

The previous prime is 2010120012001. The next prime is 2010120012077. The reversal of 2010120012012 is 2102100210102.

It is a super-2 number, since 2×20101200120122 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8472364 + ... + 8706387.

Almost surely, 22010120012012 is an apocalyptic number.

It is an amenable number.

2010120012012 is an abundant number, since it is smaller than the sum of its proper divisors (3473337626388).

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

2010120012012 is a wasteful number, since it uses less digits than its factorization.

2010120012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17178971 (or 17178962 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2010120012012 its reverse (2102100210102), we get a palindrome (4112220222114).

The spelling of 2010120012012 in words is "two trillion, ten billion, one hundred twenty million, twelve thousand, twelve".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 49 84 98 147 196 199 294 398 588 597 796 1194 1393 2388 2786 4179 5572 8358 9751 16716 19502 29253 39004 58506 117012 17178751 34357502 51536253 68715004 103072506 120251257 206145012 240502514 360753771 481005028 721507542 841758799 1443015084 1683517598 2525276397 3367035196 3418571449 5050552794 6837142898 10101105588 10255714347 13674285796 20511428694 23930000143 41022857388 47860000286 71790000429 95720000572 143580000858 167510001001 287160001716 335020002002 502530003003 670040004004 1005060006006 2010120012012