100202102431 has 2 divisors, whose sum is σ = 100202102432. Its totient is φ = 100202102430.

The previous prime is 100202102417. The next prime is 100202102449. The reversal of 100202102431 is 134201202001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100202102431 - 2³³ = 91612167839 is a prime.

It is a super-2 number, since 2×100202102431² (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 (100202108431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50101051215 + 50101051216.

It is an arithmetic number, because the mean of its divisors is an integer number (50101051216).

Almost surely, 2^100202102431 is an apocalyptic number.

100202102431 is a deficient number, since it is larger than the sum of its proper divisors (1).

100202102431 is an equidigital number, since it uses as much as digits as its factorization.

100202102431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 100202102431 its reverse (134201202001), we get a palindrome (234403304432).

The spelling of 100202102431 in words is "one hundred billion, two hundred two million, one hundred two thousand, four hundred thirty-one".