123031132301131 has 2 divisors, whose sum is σ = 123031132301132. Its totient is φ = 123031132301130.

The previous prime is 123031132301093. The next prime is 123031132301149. The reversal of 123031132301131 is 131103231130321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123031132301131 - 2⁹ = 123031132300619 is a prime.

It is a super-2 number, since 2×123031132301131² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123031132301096 and 123031132301105.

It is not a weakly prime, because it can be changed into another prime (123031132301171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61515566150565 + 61515566150566.

It is an arithmetic number, because the mean of its divisors is an integer number (61515566150566).

Almost surely, 2^{123031132301131} is an apocalyptic number.

123031132301131 is a deficient number, since it is larger than the sum of its proper divisors (1).

123031132301131 is an equidigital number, since it uses as much as digits as its factorization.

123031132301131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 123031132301131 its reverse (131103231130321), we get a palindrome (254134363431452).

The spelling of 123031132301131 in words is "one hundred twenty-three trillion, thirty-one billion, one hundred thirty-two million, three hundred one thousand, one hundred thirty-one".