100131331201 has 4 divisors (see below), whose sum is σ = 109234179504. Its totient is φ = 91028482900.

The previous prime is 100131331133. The next prime is 100131331211. The reversal of 100131331201 is 102133131001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100131331201 - 2¹⁹ = 100130806913 is a prime.

It is a super-2 number, since 2×100131331201² (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 (100131331211) 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, 4551424135 + ... + 4551424156.

It is an arithmetic number, because the mean of its divisors is an integer number (27308544876).

Almost surely, 2^100131331201 is an apocalyptic number.

100131331201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100131331201 is a deficient number, since it is larger than the sum of its proper divisors (9102848303).

100131331201 is an equidigital number, since it uses as much as digits as its factorization.

100131331201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9102848302.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 100131331201 its reverse (102133131001), we get a palindrome (202264462202).

The spelling of 100131331201 in words is "one hundred billion, one hundred thirty-one million, three hundred thirty-one thousand, two hundred one".