123331241120431 has 2 divisors, whose sum is σ = 123331241120432. Its totient is φ = 123331241120430.

The previous prime is 123331241120387. The next prime is 123331241120449. The reversal of 123331241120431 is 134021142133321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123331241120431 - 2¹¹ = 123331241118383 is a prime.

It is a super-2 number, since 2×123331241120431² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123331241120393 and 123331241120402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123331242120431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61665620560215 + 61665620560216.

It is an arithmetic number, because the mean of its divisors is an integer number (61665620560216).

Almost surely, 2^{123331241120431} is an apocalyptic number.

123331241120431 is a deficient number, since it is larger than the sum of its proper divisors (1).

123331241120431 is an equidigital number, since it uses as much as digits as its factorization.

123331241120431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

Adding to 123331241120431 its reverse (134021142133321), we get a palindrome (257352383253752).

The spelling of 123331241120431 in words is "one hundred twenty-three trillion, three hundred thirty-one billion, two hundred forty-one million, one hundred twenty thousand, four hundred thirty-one".