12100426125 has 64 divisors (see below), whose sum is σ = 20872470528. Its totient is φ = 6221371200.

The previous prime is 12100426111. The next prime is 12100426139. The reversal of 12100426125 is 52162400121.

It is an interprime number because it is at equal distance from previous prime (12100426111) and next prime (12100426139).

It is not a de Polignac number, because 12100426125 - 2²² = 12096231821 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12100426095 and 12100426104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1175752 + ... + 1185998.

It is an arithmetic number, because the mean of its divisors is an integer number (326132352).

Almost surely, 2^12100426125 is an apocalyptic number.

12100426125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12100426125 is a deficient number, since it is larger than the sum of its proper divisors (8772044403).

12100426125 is a wasteful number, since it uses less digits than its factorization.

12100426125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10379 (or 10369 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 12100426125 its reverse (52162400121), we get a palindrome (64262826246).

The spelling of 12100426125 in words is "twelve billion, one hundred million, four hundred twenty-six thousand, one hundred twenty-five".