13023020100 has 36 divisors (see below), whose sum is σ = 37679939024. Its totient is φ = 3472805280.

The previous prime is 13023019987. The next prime is 13023020107. The reversal of 13023020100 is 102032031.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (13023020107) 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, 21704734 + ... + 21705333.

Almost surely, 2^13023020100 is an apocalyptic number.

13023020100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13023020100 is an abundant number, since it is smaller than the sum of its proper divisors (24656918924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13023020100 is a wasteful number, since it uses less digits than its factorization.

13023020100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43410084 (or 43410077 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 13023020100 its reverse (102032031), we get a palindrome (13125052131).

The spelling of 13023020100 in words is "thirteen billion, twenty-three million, twenty thousand, one hundred".