13013111122 has 16 divisors (see below), whose sum is σ = 21869701632. Its totient is φ = 5755183920.

The previous prime is 13013111117. The next prime is 13013111129. The reversal of 13013111122 is 22111131031.

It is a happy number.

It is a super-2 number, since 2×13013111122² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13013111096 and 13013111105.

It is not an unprimeable number, because it can be changed into a prime (13013111129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7992498 + ... + 7994125.

It is an arithmetic number, because the mean of its divisors is an integer number (1366856352).

Almost surely, 2^13013111122 is an apocalyptic number.

13013111122 is a deficient number, since it is larger than the sum of its proper divisors (8856590510).

13013111122 is a wasteful number, since it uses less digits than its factorization.

13013111122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15986673.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 13013111122 its reverse (22111131031), we get a palindrome (35124242153).

The spelling of 13013111122 in words is "thirteen billion, thirteen million, one hundred eleven thousand, one hundred twenty-two".