123010012113 has 16 divisors (see below), whose sum is σ = 165057537600. Its totient is φ = 81484812864.

The previous prime is 123010012061. The next prime is 123010012123. The reversal of 123010012113 is 311210010321.

It is a happy number.

It is not a de Polignac number, because 123010012113 - 2²⁰ = 123008963537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123010012092 and 123010012101.

It is not an unprimeable number, because it can be changed into a prime (123010012123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2287863 + ... + 2341011.

It is an arithmetic number, because the mean of its divisors is an integer number (10316096100).

Almost surely, 2^123010012113 is an apocalyptic number.

It is an amenable number.

123010012113 is a deficient number, since it is larger than the sum of its proper divisors (42047525487).

123010012113 is a wasteful number, since it uses less digits than its factorization.

123010012113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58048.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 123010012113 its reverse (311210010321), we get a palindrome (434220022434).

The spelling of 123010012113 in words is "one hundred twenty-three billion, ten million, twelve thousand, one hundred thirteen".