232221133021443 has 32 divisors (see below), whose sum is σ = 316612051015680. Its totient is φ = 151330424684160.

The previous prime is 232221133021421. The next prime is 232221133021447. The reversal of 232221133021443 is 344120331122232.

It is a happy number.

It is not a de Polignac number, because 232221133021443 - 2²⁶ = 232221065912579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (232221133021447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2349487021 + ... + 2349585857.

It is an arithmetic number, because the mean of its divisors is an integer number (9894126594240).

Almost surely, 2^{232221133021443} is an apocalyptic number.

232221133021443 is a deficient number, since it is larger than the sum of its proper divisors (84390917994237).

232221133021443 is a wasteful number, since it uses less digits than its factorization.

232221133021443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119587.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 232221133021443 its reverse (344120331122232), we get a palindrome (576341464143675).

The spelling of 232221133021443 in words is "two hundred thirty-two trillion, two hundred twenty-one billion, one hundred thirty-three million, twenty-one thousand, four hundred forty-three".