32021233221213 has 48 divisors (see below), whose sum is σ = 50458331205360. Its totient is φ = 19491173425152.

The previous prime is 32021233221167. The next prime is 32021233221221. The reversal of 32021233221213 is 31212233212023.

32021233221213 is a `hidden beast` number, since 3 + 2 + 0 + 2 + 123 + 322 + 1 + 213 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 426752964 + 32020806468249 = 20658^2 + 5658693^2 .

It is not a de Polignac number, because 32021233221213 - 2²⁶ = 32021166112349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32021233221223) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21462856 + ... + 22906257.

It is an arithmetic number, because the mean of its divisors is an integer number (1051215233445).

Almost surely, 2^{32021233221213} is an apocalyptic number.

It is an amenable number.

32021233221213 is a deficient number, since it is larger than the sum of its proper divisors (18437097984147).

32021233221213 is a wasteful number, since it uses less digits than its factorization.

32021233221213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44369278 (or 44369275 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 32021233221213 its reverse (31212233212023), we get a palindrome (63233466433236).

The spelling of 32021233221213 in words is "thirty-two trillion, twenty-one billion, two hundred thirty-three million, two hundred twenty-one thousand, two hundred thirteen".