100031003211 has 4 divisors (see below), whose sum is σ = 133374670952. Its totient is φ = 66687335472.

The previous prime is 100031003161. The next prime is 100031003251. The reversal of 100031003211 is 112300130001.

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

It is not a de Polignac number, because 100031003211 - 2⁹ = 100031002699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100031003251) 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, 16671833866 + ... + 16671833871.

It is an arithmetic number, because the mean of its divisors is an integer number (33343667738).

Almost surely, 2^100031003211 is an apocalyptic number.

100031003211 is a deficient number, since it is larger than the sum of its proper divisors (33343667741).

100031003211 is an equidigital number, since it uses as much as digits as its factorization.

100031003211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33343667740.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 100031003211 its reverse (112300130001), we get a palindrome (212331133212).

The spelling of 100031003211 in words is "one hundred billion, thirty-one million, three thousand, two hundred eleven".