23211100213011 has 6 divisors (see below), whose sum is σ = 33527144752140. Its totient is φ = 15474066808668.

The previous prime is 23211100212997. The next prime is 23211100213019. The reversal of 23211100213011 is 11031200111232.

23211100213011 is a `hidden beast` number, since 232 + 1 + 110 + 0 + 21 + 301 + 1 = 666.

It is not a de Polignac number, because 23211100213011 - 2¹⁰ = 23211100211987 is a prime.

It is a super-2 number, since 2×23211100213011² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23211100213019) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1289505567381 + ... + 1289505567398.

It is an arithmetic number, because the mean of its divisors is an integer number (5587857458690).

Almost surely, 2^{23211100213011} is an apocalyptic number.

23211100213011 is a deficient number, since it is larger than the sum of its proper divisors (10316044539129).

23211100213011 is a wasteful number, since it uses less digits than its factorization.

23211100213011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2579011134785 (or 2579011134782 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 23211100213011 its reverse (11031200111232), we get a palindrome (34242300324243).

The spelling of 23211100213011 in words is "twenty-three trillion, two hundred eleven billion, one hundred million, two hundred thirteen thousand, eleven".