103310013123 has 12 divisors (see below), whose sum is σ = 155713643280. Its totient is φ = 65878848816.

The previous prime is 103310013113. The next prime is 103310013127. The reversal of 103310013123 is 321310013301.

It is a happy number.

It is not a de Polignac number, because 103310013123 - 2²⁰ = 103308964547 is a prime.

It is a super-2 number, since 2×103310013123² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103310013096 and 103310013105.

It is not an unprimeable number, because it can be changed into a prime (103310013127) 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, 249540888 + ... + 249541301.

It is an arithmetic number, because the mean of its divisors is an integer number (12976136940).

Almost surely, 2^103310013123 is an apocalyptic number.

103310013123 is a deficient number, since it is larger than the sum of its proper divisors (52403630157).

103310013123 is a wasteful number, since it uses less digits than its factorization.

103310013123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499082218 (or 499082215 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 103310013123 its reverse (321310013301), we get a palindrome (424620026424).

The spelling of 103310013123 in words is "one hundred three billion, three hundred ten million, thirteen thousand, one hundred twenty-three".