100320113031 has 8 divisors (see below), whose sum is σ = 140800158720. Its totient is φ = 63360071352.

The previous prime is 100320113011. The next prime is 100320113093. The reversal of 100320113031 is 130311023001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100320113031 - 2⁵ = 100320112999 is a prime.

It is a super-2 number, since 2×100320113031² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100320113031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100320113011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 880000935 + ... + 880001048.

It is an arithmetic number, because the mean of its divisors is an integer number (17600019840).

Almost surely, 2^100320113031 is an apocalyptic number.

100320113031 is a deficient number, since it is larger than the sum of its proper divisors (40480045689).

100320113031 is a wasteful number, since it uses less digits than its factorization.

100320113031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1760002005.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 100320113031 its reverse (130311023001), we get a palindrome (230631136032).

The spelling of 100320113031 in words is "one hundred billion, three hundred twenty million, one hundred thirteen thousand, thirty-one".