100320274031 has 2 divisors, whose sum is σ = 100320274032. Its totient is φ = 100320274030.

The previous prime is 100320273973. The next prime is 100320274039. The reversal of 100320274031 is 130472023001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100320274031 - 2⁶ = 100320273967 is a prime.

It is a super-2 number, since 2×100320274031² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100320273988 and 100320274006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100320274039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50160137015 + 50160137016.

It is an arithmetic number, because the mean of its divisors is an integer number (50160137016).

Almost surely, 2^100320274031 is an apocalyptic number.

100320274031 is a deficient number, since it is larger than the sum of its proper divisors (1).

100320274031 is an equidigital number, since it uses as much as digits as its factorization.

100320274031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

Adding to 100320274031 its reverse (130472023001), we get a palindrome (230792297032).

The spelling of 100320274031 in words is "one hundred billion, three hundred twenty million, two hundred seventy-four thousand, thirty-one".