232100112281 has 2 divisors, whose sum is σ = 232100112282. Its totient is φ = 232100112280.

The previous prime is 232100112271. The next prime is 232100112383. The reversal of 232100112281 is 182211001232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186869456656 + 45230655625 = 432284^2 + 212675^2 .

It is a cyclic number.

It is not a de Polignac number, because 232100112281 - 2³⁰ = 231026370457 is a prime.

It is a super-2 number, since 2×232100112281² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (232100112271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116050056140 + 116050056141.

It is an arithmetic number, because the mean of its divisors is an integer number (116050056141).

Almost surely, 2^232100112281 is an apocalyptic number.

It is an amenable number.

232100112281 is a deficient number, since it is larger than the sum of its proper divisors (1).

232100112281 is an equidigital number, since it uses as much as digits as its factorization.

232100112281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 23.

The spelling of 232100112281 in words is "two hundred thirty-two billion, one hundred million, one hundred twelve thousand, two hundred eighty-one".