13220113100 has 18 divisors (see below), whose sum is σ = 28687645644. Its totient is φ = 5288045200.

The previous prime is 13220113099. The next prime is 13220113111. The reversal of 13220113100 is 131102231.

It is a super-2 number, since 2×13220113100² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 66100466 + ... + 66100665.

Almost surely, 2^13220113100 is an apocalyptic number.

13220113100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13220113100 is an abundant number, since it is smaller than the sum of its proper divisors (15467532544).

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

13220113100 is a wasteful number, since it uses less digits than its factorization.

13220113100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132201145 (or 132201138 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 13220113100 its reverse (131102231), we get a palindrome (13351215331).

The spelling of 13220113100 in words is "thirteen billion, two hundred twenty million, one hundred thirteen thousand, one hundred".