13020500116 has 12 divisors (see below), whose sum is σ = 24538634932. Its totient is φ = 6009461568.

The previous prime is 13020500113. The next prime is 13020500153. The reversal of 13020500116 is 61100502031.

It can be written as a sum of positive squares in 2 ways, for example, as 754051600 + 12266448516 = 27460^2 + 110754^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13020500093 and 13020500102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13020500113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125197065 + ... + 125197168.

Almost surely, 2^13020500116 is an apocalyptic number.

It is an amenable number.

13020500116 is a deficient number, since it is larger than the sum of its proper divisors (11518134816).

13020500116 is a wasteful number, since it uses less digits than its factorization.

13020500116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250394250 (or 250394248 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

The spelling of 13020500116 in words is "thirteen billion, twenty million, five hundred thousand, one hundred sixteen".