10312432431431 has 4 divisors (see below), whose sum is σ = 11105696464632. Its totient is φ = 9519168398232.

The previous prime is 10312432431401. The next prime is 10312432431449. The reversal of 10312432431431 is 13413423421301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10312432431431 is a prime.

It is a super-2 number, since 2×10312432431431² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10312432431401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 396632016581 + ... + 396632016606.

It is an arithmetic number, because the mean of its divisors is an integer number (2776424116158).

Almost surely, 2^{10312432431431} is an apocalyptic number.

10312432431431 is a deficient number, since it is larger than the sum of its proper divisors (793264033201).

10312432431431 is an equidigital number, since it uses as much as digits as its factorization.

10312432431431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793264033200.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 10312432431431 its reverse (13413423421301), we get a palindrome (23725855852732).

The spelling of 10312432431431 in words is "ten trillion, three hundred twelve billion, four hundred thirty-two million, four hundred thirty-one thousand, four hundred thirty-one".