123222221133031 has 2 divisors, whose sum is σ = 123222221133032. Its totient is φ = 123222221133030.

The previous prime is 123222221133019. The next prime is 123222221133091. The reversal of 123222221133031 is 130331122222321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123222221133031 - 2⁷ = 123222221132903 is a prime.

It is a super-2 number, since 2×123222221133031² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123222221133001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61611110566515 + 61611110566516.

It is an arithmetic number, because the mean of its divisors is an integer number (61611110566516).

Almost surely, 2^{123222221133031} is an apocalyptic number.

123222221133031 is a deficient number, since it is larger than the sum of its proper divisors (1).

123222221133031 is an equidigital number, since it uses as much as digits as its factorization.

123222221133031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 123222221133031 its reverse (130331122222321), we get a palindrome (253553343355352).

The spelling of 123222221133031 in words is "one hundred twenty-three trillion, two hundred twenty-two billion, two hundred twenty-one million, one hundred thirty-three thousand, thirty-one".