12130404334128 has 60 divisors (see below), whose sum is σ = 33948537779520. Its totient is φ = 4043437926528.

The previous prime is 12130404334031. The next prime is 12130404334133. The reversal of 12130404334128 is 82143340403121.

12130404334128 is a `hidden beast` number, since 1 + 2 + 1 + 304 + 0 + 4 + 3 + 341 + 2 + 8 = 666.

It is a Cunningham number, because it is equal to 3482873²-1.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 12130404334092 and 12130404334101.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27645313 + ... + 28080671.

It is an arithmetic number, because the mean of its divisors is an integer number (565808962992).

Almost surely, 2^{12130404334128} is an apocalyptic number.

12130404334128 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

12130404334128 is an abundant number, since it is smaller than the sum of its proper divisors (21818133445392).

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

12130404334128 is a wasteful number, since it uses less digits than its factorization.

12130404334128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628866 (or 628857 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

Adding to 12130404334128 its reverse (82143340403121), we get a palindrome (94273744737249).

The spelling of 12130404334128 in words is "twelve trillion, one hundred thirty billion, four hundred four million, three hundred thirty-four thousand, one hundred twenty-eight".