13222023100 has 72 divisors (see below), whose sum is σ = 33707873808. Its totient is φ = 4438156800.

The previous prime is 13222023091. The next prime is 13222023109. The reversal of 13222023100 is 132022231.

It is an interprime number because it is at equal distance from previous prime (13222023091) and next prime (13222023109).

It is a super-2 number, since 2×13222023100² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13222023109) 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, 448009 + ... + 476608.

It is an arithmetic number, because the mean of its divisors is an integer number (468164914).

Almost surely, 2^13222023100 is an apocalyptic number.

13222023100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13222023100 is an abundant number, since it is smaller than the sum of its proper divisors (20485850708).

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

13222023100 is a wasteful number, since it uses less digits than its factorization.

13222023100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924655 (or 924648 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 13222023100 its reverse (132022231), we get a palindrome (13354045331).

The spelling of 13222023100 in words is "thirteen billion, two hundred twenty-two million, twenty-three thousand, one hundred".