100031333201 has 4 divisors (see below), whose sum is σ = 100032332400. Its totient is φ = 100030334004.

The previous prime is 100031333183. The next prime is 100031333249. The reversal of 100031333201 is 102333130001.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100031333201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100031333201.

It is not an unprimeable number, because it can be changed into a prime (100031333401) 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, 330311 + ... + 556028.

It is an arithmetic number, because the mean of its divisors is an integer number (25008083100).

Almost surely, 2^100031333201 is an apocalyptic number.

It is an amenable number.

100031333201 is a deficient number, since it is larger than the sum of its proper divisors (999199).

100031333201 is an equidigital number, since it uses as much as digits as its factorization.

100031333201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999198.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 100031333201 its reverse (102333130001), we get a palindrome (202364463202).

The spelling of 100031333201 in words is "one hundred billion, thirty-one million, three hundred thirty-three thousand, two hundred one".