232221331333 has 4 divisors (see below), whose sum is σ = 232224202048. Its totient is φ = 232218460620.

The previous prime is 232221331319. The next prime is 232221331339. The reversal of 232221331333 is 333133122232.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232221331333 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 (232221331339) 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, 1310391 + ... + 1477012.

It is an arithmetic number, because the mean of its divisors is an integer number (58056050512).

Almost surely, 2^232221331333 is an apocalyptic number.

It is an amenable number.

232221331333 is a deficient number, since it is larger than the sum of its proper divisors (2870715).

232221331333 is an equidigital number, since it uses as much as digits as its factorization.

232221331333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2870714.

The product of its digits is 11664, while the sum is 28.

Adding to 232221331333 its reverse (333133122232), we get a palindrome (565354453565).

The spelling of 232221331333 in words is "two hundred thirty-two billion, two hundred twenty-one million, three hundred thirty-one thousand, three hundred thirty-three".