223231130132081 has 2 divisors, whose sum is σ = 223231130132082. Its totient is φ = 223231130132080.

The previous prime is 223231130132051. The next prime is 223231130132161. The reversal of 223231130132081 is 180231031132322.

223231130132081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 170702482179856 + 52528647952225 = 13065316^2 + 7247665^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223231130132081 is a prime.

It is a super-3 number, since 3×223231130132081³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (223231130132051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111615565066040 + 111615565066041.

It is an arithmetic number, because the mean of its divisors is an integer number (111615565066041).

Almost surely, 2^{223231130132081} is an apocalyptic number.

It is an amenable number.

223231130132081 is a deficient number, since it is larger than the sum of its proper divisors (1).

223231130132081 is an equidigital number, since it uses as much as digits as its factorization.

223231130132081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 223231130132081 in words is "two hundred twenty-three trillion, two hundred thirty-one billion, one hundred thirty million, one hundred thirty-two thousand, eighty-one".