32220431013 has 4 divisors (see below), whose sum is σ = 42960574688. Its totient is φ = 21480287340.

The previous prime is 32220430993. The next prime is 32220431017. The reversal of 32220431013 is 31013402223.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 32220431013 - 2²² = 32216236709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32220431017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5370071833 + ... + 5370071838.

It is an arithmetic number, because the mean of its divisors is an integer number (10740143672).

Almost surely, 2^32220431013 is an apocalyptic number.

It is an amenable number.

32220431013 is a deficient number, since it is larger than the sum of its proper divisors (10740143675).

32220431013 is a wasteful number, since it uses less digits than its factorization.

32220431013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10740143674.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 32220431013 its reverse (31013402223), we get a palindrome (63233833236).

The spelling of 32220431013 in words is "thirty-two billion, two hundred twenty million, four hundred thirty-one thousand, thirteen".