31100012332011 has 20 divisors (see below), whose sum is σ = 53094906416112. Its totient is φ = 17771435617968.

The previous prime is 31100012332007. The next prime is 31100012332013. The reversal of 31100012332011 is 11023321000113.

31100012332011 is a `hidden beast` number, since 311 + 0 + 0 + 0 + 1 + 23 + 320 + 11 = 666.

It is not a de Polignac number, because 31100012332011 - 2² = 31100012332007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (31100012332013) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 27425054400 + ... + 27425055533.

Almost surely, 2^{31100012332011} is an apocalyptic number.

31100012332011 is a deficient number, since it is larger than the sum of its proper divisors (21994894084101).

31100012332011 is an equidigital number, since it uses as much as digits as its factorization.

31100012332011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54850109952 (or 54850109943 counting only the distinct ones).

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

Adding to 31100012332011 its reverse (11023321000113), we get a palindrome (42123333332124).

The spelling of 31100012332011 in words is "thirty-one trillion, one hundred billion, twelve million, three hundred thirty-two thousand, eleven".