100102220431 has 2 divisors, whose sum is σ = 100102220432. Its totient is φ = 100102220430.

The previous prime is 100102220369. The next prime is 100102220441. The reversal of 100102220431 is 134022201001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100102220431 - 2¹³ = 100102212239 is a prime.

It is a super-2 number, since 2×100102220431² (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 (100102220441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50051110215 + 50051110216.

It is an arithmetic number, because the mean of its divisors is an integer number (50051110216).

Almost surely, 2^100102220431 is an apocalyptic number.

100102220431 is a deficient number, since it is larger than the sum of its proper divisors (1).

100102220431 is an equidigital number, since it uses as much as digits as its factorization.

100102220431 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 100102220431 its reverse (134022201001), we get a palindrome (234124421432).

The spelling of 100102220431 in words is "one hundred billion, one hundred two million, two hundred twenty thousand, four hundred thirty-one".