123044220221113 has 2 divisors, whose sum is σ = 123044220221114. Its totient is φ = 123044220221112.

The previous prime is 123044220221071. The next prime is 123044220221147. The reversal of 123044220221113 is 311122022440321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119810362507264 + 3233857713849 = 10945792^2 + 1798293^2 .

It is a cyclic number.

It is not a de Polignac number, because 123044220221113 - 2²⁹ = 123043683350201 is a prime.

It is a super-2 number, since 2×123044220221113² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (123044220221413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61522110110556 + 61522110110557.

It is an arithmetic number, because the mean of its divisors is an integer number (61522110110557).

Almost surely, 2^{123044220221113} is an apocalyptic number.

It is an amenable number.

123044220221113 is a deficient number, since it is larger than the sum of its proper divisors (1).

123044220221113 is an equidigital number, since it uses as much as digits as its factorization.

123044220221113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 123044220221113 its reverse (311122022440321), we get a palindrome (434166242661434).

The spelling of 123044220221113 in words is "one hundred twenty-three trillion, forty-four billion, two hundred twenty million, two hundred twenty-one thousand, one hundred thirteen".