32313223213 has 2 divisors, whose sum is σ = 32313223214. Its totient is φ = 32313223212.

The previous prime is 32313223177. The next prime is 32313223247. The reversal of 32313223213 is 31232231323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23414508324 + 8898714889 = 153018^2 + 94333^2 .

It is a cyclic number.

It is not a de Polignac number, because 32313223213 - 2⁹ = 32313222701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32313223253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16156611606 + 16156611607.

It is an arithmetic number, because the mean of its divisors is an integer number (16156611607).

Almost surely, 2^32313223213 is an apocalyptic number.

It is an amenable number.

32313223213 is a deficient number, since it is larger than the sum of its proper divisors (1).

32313223213 is an equidigital number, since it uses as much as digits as its factorization.

32313223213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 25.

Adding to 32313223213 its reverse (31232231323), we get a palindrome (63545454536).

The spelling of 32313223213 in words is "thirty-two billion, three hundred thirteen million, two hundred twenty-three thousand, two hundred thirteen".