102310311431 has 2 divisors, whose sum is σ = 102310311432. Its totient is φ = 102310311430.

The previous prime is 102310311401. The next prime is 102310311443. The reversal of 102310311431 is 134113013201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102310311431 - 2¹⁰ = 102310310407 is a prime.

It is a super-2 number, since 2×102310311431² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102310311401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51155155715 + 51155155716.

It is an arithmetic number, because the mean of its divisors is an integer number (51155155716).

Almost surely, 2^102310311431 is an apocalyptic number.

102310311431 is a deficient number, since it is larger than the sum of its proper divisors (1).

102310311431 is an equidigital number, since it uses as much as digits as its factorization.

102310311431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 102310311431 its reverse (134113013201), we get a palindrome (236423324632).

The spelling of 102310311431 in words is "one hundred two billion, three hundred ten million, three hundred eleven thousand, four hundred thirty-one".