123352234522921 has 2 divisors, whose sum is σ = 123352234522922. Its totient is φ = 123352234522920.

The previous prime is 123352234522901. The next prime is 123352234522999. The reversal of 123352234522921 is 129225432253321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118770327312400 + 4581907210521 = 10898180^2 + 2140539^2 .

It is a cyclic number.

It is not a de Polignac number, because 123352234522921 - 2¹⁵ = 123352234490153 is a prime.

It is a super-4 number, since 4×123352234522921⁴ (a number of 57 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (123352234522901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61676117261460 + 61676117261461.

It is an arithmetic number, because the mean of its divisors is an integer number (61676117261461).

Almost surely, 2^{123352234522921} is an apocalyptic number.

It is an amenable number.

123352234522921 is a deficient number, since it is larger than the sum of its proper divisors (1).

123352234522921 is an equidigital number, since it uses as much as digits as its factorization.

123352234522921 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1555200, while the sum is 46.

The spelling of 123352234522921 in words is "one hundred twenty-three trillion, three hundred fifty-two billion, two hundred thirty-four million, five hundred twenty-two thousand, nine hundred twenty-one".