32221331313 has 8 divisors (see below), whose sum is σ = 43479387168. Its totient is φ = 21222081504.

The previous prime is 32221331309. The next prime is 32221331333. The reversal of 32221331313 is 31313312223.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 32221331313 - 2² = 32221331309 is a prime.

It is a super-2 number, since 2×32221331313² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (32221331333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64701220 + ... + 64701717.

It is an arithmetic number, because the mean of its divisors is an integer number (5434923396).

Almost surely, 2^32221331313 is an apocalyptic number.

It is an amenable number.

32221331313 is a deficient number, since it is larger than the sum of its proper divisors (11258055855).

32221331313 is a wasteful number, since it uses less digits than its factorization.

32221331313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129403023.

The product of its digits is 1944, while the sum is 24.

Adding to 32221331313 its reverse (31313312223), we get a palindrome (63534643536).

The spelling of 32221331313 in words is "thirty-two billion, two hundred twenty-one million, three hundred thirty-one thousand, three hundred thirteen".