32220536331 has 4 divisors (see below), whose sum is σ = 42960715112. Its totient is φ = 21480357552.

The previous prime is 32220536329. The next prime is 32220536351. The reversal of 32220536331 is 13363502223.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 32220536331 - 2¹ = 32220536329 is a prime.

It is a super-2 number, since 2×32220536331² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32220536321) 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, 5370089386 + ... + 5370089391.

It is an arithmetic number, because the mean of its divisors is an integer number (10740178778).

Almost surely, 2^32220536331 is an apocalyptic number.

32220536331 is a deficient number, since it is larger than the sum of its proper divisors (10740178781).

32220536331 is a wasteful number, since it uses less digits than its factorization.

32220536331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10740178780.

The product of its (nonzero) digits is 19440, while the sum is 30.

The spelling of 32220536331 in words is "thirty-two billion, two hundred twenty million, five hundred thirty-six thousand, three hundred thirty-one".