123130022113321 has 2 divisors, whose sum is σ = 123130022113322. Its totient is φ = 123130022113320.

The previous prime is 123130022113271. The next prime is 123130022113411. The reversal of 123130022113321 is 123311220031321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70800192061225 + 52329830052096 = 8414285^2 + 7233936^2 .

It is a cyclic number.

It is not a de Polignac number, because 123130022113321 - 2²³ = 123130013724713 is a prime.

It is a super-2 number, since 2×123130022113321² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (123130022123321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61565011056660 + 61565011056661.

It is an arithmetic number, because the mean of its divisors is an integer number (61565011056661).

Almost surely, 2^{123130022113321} is an apocalyptic number.

It is an amenable number.

123130022113321 is a deficient number, since it is larger than the sum of its proper divisors (1).

123130022113321 is an equidigital number, since it uses as much as digits as its factorization.

123130022113321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 123130022113321 its reverse (123311220031321), we get a palindrome (246441242144642).

The spelling of 123130022113321 in words is "one hundred twenty-three trillion, one hundred thirty billion, twenty-two million, one hundred thirteen thousand, three hundred twenty-one".