100313231211 has 12 divisors (see below), whose sum is σ = 145625017200. Its totient is φ = 66539428560.

The previous prime is 100313231147. The next prime is 100313231273. The reversal of 100313231211 is 112132313001.

100313231211 is a `hidden beast` number, since 100 + 31 + 323 + 1 + 211 = 666.

It is not a de Polignac number, because 100313231211 - 2⁶ = 100313231147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100313233211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28003020 + ... + 28006601.

It is an arithmetic number, because the mean of its divisors is an integer number (12135418100).

Almost surely, 2^100313231211 is an apocalyptic number.

100313231211 is a deficient number, since it is larger than the sum of its proper divisors (45311785989).

100313231211 is a wasteful number, since it uses less digits than its factorization.

100313231211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56009826 (or 56009823 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 100313231211 its reverse (112132313001), we get a palindrome (212445544212).

The spelling of 100313231211 in words is "one hundred billion, three hundred thirteen million, two hundred thirty-one thousand, two hundred eleven".