13221232983 has 24 divisors (see below), whose sum is σ = 21830410368. Its totient is φ = 7553300112.

The previous prime is 13221232909. The next prime is 13221233009. The reversal of 13221232983 is 38923212231.

It is a happy number.

13221232983 is a `hidden beast` number, since 1 + 322 + 1 + 2 + 329 + 8 + 3 = 666.

It is not a de Polignac number, because 13221232983 - 2¹⁴ = 13221216599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13221230983) 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, 294216 + ... + 336162.

It is an arithmetic number, because the mean of its divisors is an integer number (909600432).

Almost surely, 2^13221232983 is an apocalyptic number.

13221232983 is a deficient number, since it is larger than the sum of its proper divisors (8609177385).

13221232983 is a wasteful number, since it uses less digits than its factorization.

13221232983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46963 (or 46960 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The spelling of 13221232983 in words is "thirteen billion, two hundred twenty-one million, two hundred thirty-two thousand, nine hundred eighty-three".