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12002310123102 = 2321351291923603
BaseRepresentation
bin1010111010101000000101…
…1011100110111001011110
31120111102001121222111221100
42232222001123212321132
53033121212342414402
641305441332013530
72346065301515205
oct256520133467136
946442047874840
1012002310123102
11390817318a552
12141a1654612a6
13690a7519a630
142d6cb472423c
1515c31ab4171c
hexaea816e6e5e

12002310123102 has 24 divisors (see below), whose sum is σ = 28005390287784. Its totient is φ = 3693018499344.

The previous prime is 12002310122987. The next prime is 12002310123107. The reversal of 12002310123102 is 20132101320021.

12002310123102 is a `hidden beast` number, since 1 + 200 + 231 + 0 + 1 + 231 + 0 + 2 = 666.

It is a super-2 number, since 2×120023101231022 (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002310123107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25645961568 + ... + 25645962035.

It is an arithmetic number, because the mean of its divisors is an integer number (1166891261991).

Almost surely, 212002310123102 is an apocalyptic number.

12002310123102 is an abundant number, since it is smaller than the sum of its proper divisors (16003080164682).

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

12002310123102 is a wasteful number, since it uses less digits than its factorization.

12002310123102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51291923624 (or 51291923621 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12002310123102 its reverse (20132101320021), we get a palindrome (32134411443123).

The spelling of 12002310123102 in words is "twelve trillion, two billion, three hundred ten million, one hundred twenty-three thousand, one hundred two".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 234 51291923603 102583847206 153875770809 307751541618 461627312427 666795006839 923254624854 1333590013678 2000385020517 4000770041034 6001155061551 12002310123102