113331023202431 has 2 divisors, whose sum is σ = 113331023202432. Its totient is φ = 113331023202430.

The previous prime is 113331023202373. The next prime is 113331023202479. The reversal of 113331023202431 is 134202320133311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113331023202431 - 2¹⁴ = 113331023186047 is a prime.

It is a super-2 number, since 2×113331023202431² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 113331023202394 and 113331023202403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113331023232431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56665511601215 + 56665511601216.

It is an arithmetic number, because the mean of its divisors is an integer number (56665511601216).

Almost surely, 2^{113331023202431} is an apocalyptic number.

113331023202431 is a deficient number, since it is larger than the sum of its proper divisors (1).

113331023202431 is an equidigital number, since it uses as much as digits as its factorization.

113331023202431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 113331023202431 its reverse (134202320133311), we get a palindrome (247533343335742).

The spelling of 113331023202431 in words is "one hundred thirteen trillion, three hundred thirty-one billion, twenty-three million, two hundred two thousand, four hundred thirty-one".