13311223100 has 36 divisors (see below), whose sum is σ = 33011835024. Its totient is φ = 4563847680.

The previous prime is 13311223099. The next prime is 13311223199. The reversal of 13311223100 is 132211331.

It is a super-2 number, since 2×13311223100² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9507317 + ... + 9508716.

Almost surely, 2^13311223100 is an apocalyptic number.

13311223100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13311223100 is an abundant number, since it is smaller than the sum of its proper divisors (19700611924).

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

13311223100 is a wasteful number, since it uses less digits than its factorization.

13311223100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19016054 (or 19016047 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 13311223100 its reverse (132211331), we get a palindrome (13443434431).

The spelling of 13311223100 in words is "thirteen billion, three hundred eleven million, two hundred twenty-three thousand, one hundred".