13220075100 has 72 divisors (see below), whose sum is σ = 38493852208. Its totient is φ = 3502886400.

The previous prime is 13220075093. The next prime is 13220075107. The reversal of 13220075100 is 157002231.

It is an interprime number because it is at equal distance from previous prime (13220075093) and next prime (13220075107).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13220075107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 93241 + ... + 187440.

Almost surely, 2^13220075100 is an apocalyptic number.

13220075100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13220075100 is an abundant number, since it is smaller than the sum of its proper divisors (25273777108).

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

13220075100 is a wasteful number, since it uses less digits than its factorization.

13220075100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280855 (or 280848 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 21.

Adding to 13220075100 its reverse (157002231), we get a palindrome (13377077331).

The spelling of 13220075100 in words is "thirteen billion, two hundred twenty million, seventy-five thousand, one hundred".