13022321100 has 72 divisors (see below), whose sum is σ = 37712617488. Its totient is φ = 3469420800.

The previous prime is 13022321069. The next prime is 13022321107. The reversal of 13022321100 is 112322031.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 13022321100.

It is not an unprimeable number, because it can be changed into a prime (13022321107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 315670 + ... + 354530.

It is an arithmetic number, because the mean of its divisors is an integer number (523786354).

Almost surely, 2^13022321100 is an apocalyptic number.

13022321100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13022321100 is an abundant number, since it is smaller than the sum of its proper divisors (24690296388).

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

13022321100 is a wasteful number, since it uses less digits than its factorization.

13022321100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39995 (or 39988 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 13022321100 its reverse (112322031), we get a palindrome (13134643131).

The spelling of 13022321100 in words is "thirteen billion, twenty-two million, three hundred twenty-one thousand, one hundred".