12431100414431 has 2 divisors, whose sum is σ = 12431100414432. Its totient is φ = 12431100414430.

The previous prime is 12431100414401. The next prime is 12431100414457. The reversal of 12431100414431 is 13441400113421.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12431100414431 is a prime.

It is a super-2 number, since 2×12431100414431² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12431100414394 and 12431100414403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12431100414401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6215550207215 + 6215550207216.

It is an arithmetic number, because the mean of its divisors is an integer number (6215550207216).

Almost surely, 2^{12431100414431} is an apocalyptic number.

12431100414431 is a deficient number, since it is larger than the sum of its proper divisors (1).

12431100414431 is an equidigital number, since it uses as much as digits as its factorization.

12431100414431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 12431100414431 its reverse (13441400113421), we get a palindrome (25872500527852).

The spelling of 12431100414431 in words is "twelve trillion, four hundred thirty-one billion, one hundred million, four hundred fourteen thousand, four hundred thirty-one".