122403240013 has 16 divisors (see below), whose sum is σ = 131142810240. Its totient is φ = 113839520256.

The previous prime is 122403239993. The next prime is 122403240053. The reversal of 122403240013 is 310042304221.

It is not a de Polignac number, because 122403240013 - 2⁹ = 122403239501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122403240053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 742873 + ... + 892561.

It is an arithmetic number, because the mean of its divisors is an integer number (8196425640).

Almost surely, 2^122403240013 is an apocalyptic number.

It is an amenable number.

122403240013 is a deficient number, since it is larger than the sum of its proper divisors (8739570227).

122403240013 is a wasteful number, since it uses less digits than its factorization.

122403240013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150276.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 122403240013 its reverse (310042304221), we get a palindrome (432445544234).

The spelling of 122403240013 in words is "one hundred twenty-two billion, four hundred three million, two hundred forty thousand, thirteen".