232100002231 has 2 divisors, whose sum is σ = 232100002232. Its totient is φ = 232100002230.

The previous prime is 232100002223. The next prime is 232100002261. The reversal of 232100002231 is 132200001232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 232100002231 - 2³ = 232100002223 is a prime.

It is a super-2 number, since 2×232100002231² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232100002261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116050001115 + 116050001116.

It is an arithmetic number, because the mean of its divisors is an integer number (116050001116).

Almost surely, 2^232100002231 is an apocalyptic number.

232100002231 is a deficient number, since it is larger than the sum of its proper divisors (1).

232100002231 is an equidigital number, since it uses as much as digits as its factorization.

232100002231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 232100002231 its reverse (132200001232), we get a palindrome (364300003463).

Subtracting from 232100002231 its reverse (132200001232), we obtain a palindrome (99900000999).

The spelling of 232100002231 in words is "two hundred thirty-two billion, one hundred million, two thousand, two hundred thirty-one".