12100323031011 has 24 divisors (see below), whose sum is σ = 17576323979760. Its totient is φ = 8021622196800.

The previous prime is 12100323030977. The next prime is 12100323031057. The reversal of 12100323031011 is 11013032300121.

12100323031011 is a `hidden beast` number, since 1 + 21 + 0 + 0 + 323 + 0 + 310 + 11 = 666.

It is not a de Polignac number, because 12100323031011 - 2¹⁰ = 12100323029987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12100323031711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18942220 + ... + 19570598.

It is an arithmetic number, because the mean of its divisors is an integer number (732346832490).

Almost surely, 2^{12100323031011} is an apocalyptic number.

12100323031011 is a deficient number, since it is larger than the sum of its proper divisors (5476000948749).

12100323031011 is a wasteful number, since it uses less digits than its factorization.

12100323031011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640387 (or 640384 counting only the distinct ones).

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

Adding to 12100323031011 its reverse (11013032300121), we get a palindrome (23113355331132).

The spelling of 12100323031011 in words is "twelve trillion, one hundred billion, three hundred twenty-three million, thirty-one thousand, eleven".