13220211113232 has 40 divisors (see below), whose sum is σ = 34152778097184. Its totient is φ = 4406663998464.

The previous prime is 13220211113203. The next prime is 13220211113237. The reversal of 13220211113232 is 23231111202231.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (13220211113237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 683443 + ... + 5187245.

Almost surely, 2^{13220211113232} is an apocalyptic number.

13220211113232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13220211113232 is an abundant number, since it is smaller than the sum of its proper divisors (20932566983952).

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

13220211113232 is a wasteful number, since it uses less digits than its factorization.

13220211113232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4564967 (or 4564961 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 13220211113232 its reverse (23231111202231), we get a palindrome (36451322315463).

The spelling of 13220211113232 in words is "thirteen trillion, two hundred twenty billion, two hundred eleven million, one hundred thirteen thousand, two hundred thirty-two".