100320110131 has 4 divisors (see below), whose sum is σ = 102653135992. Its totient is φ = 97987084272.

The previous prime is 100320110123. The next prime is 100320110153. The reversal of 100320110131 is 131011023001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100320110131 - 2³ = 100320110123 is a prime.

It is a super-2 number, since 2×100320110131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100320110531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1166512866 + ... + 1166512951.

It is an arithmetic number, because the mean of its divisors is an integer number (25663283998).

Almost surely, 2^100320110131 is an apocalyptic number.

100320110131 is a deficient number, since it is larger than the sum of its proper divisors (2333025861).

100320110131 is an equidigital number, since it uses as much as digits as its factorization.

100320110131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2333025860.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 100320110131 its reverse (131011023001), we get a palindrome (231331133132).

The spelling of 100320110131 in words is "one hundred billion, three hundred twenty million, one hundred ten thousand, one hundred thirty-one".