232220133020221 has 16 divisors (see below), whose sum is σ = 236519178553728. Its totient is φ = 227936993371200.

The previous prime is 232220133020173. The next prime is 232220133020233. The reversal of 232220133020221 is 122020331022232.

It is a cyclic number.

It is not a de Polignac number, because 232220133020221 - 2²³ = 232220124631613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232220133024221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1100865666 + ... + 1101076588.

It is an arithmetic number, because the mean of its divisors is an integer number (14782448659608).

Almost surely, 2^{232220133020221} is an apocalyptic number.

It is an amenable number.

232220133020221 is a deficient number, since it is larger than the sum of its proper divisors (4299045533507).

232220133020221 is a wasteful number, since it uses less digits than its factorization.

232220133020221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248532.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 232220133020221 its reverse (122020331022232), we get a palindrome (354240464042453).

The spelling of 232220133020221 in words is "two hundred thirty-two trillion, two hundred twenty billion, one hundred thirty-three million, twenty thousand, two hundred twenty-one".