13220112000 has 128 divisors (see below), whose sum is σ = 43824830400. Its totient is φ = 3525350400.

The previous prime is 13220111981. The next prime is 13220112023. The reversal of 13220112000 is 21102231.

13220112000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×13220112000² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89710 + ... + 185709.

Almost surely, 2^13220112000 is an apocalyptic number.

13220112000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13220112000 is an abundant number, since it is smaller than the sum of its proper divisors (30604718400).

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

13220112000 is an equidigital number, since it uses as much as digits as its factorization.

13220112000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275451 (or 275429 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 13220112000 its reverse (21102231), we get a palindrome (13241214231).

The spelling of 13220112000 in words is "thirteen billion, two hundred twenty million, one hundred twelve thousand".