12211100203023 has 12 divisors (see below), whose sum is σ = 17820093539248. Its totient is φ = 8056808380800.

The previous prime is 12211100202919. The next prime is 12211100203033. The reversal of 12211100203023 is 32030200111221.

It is not a de Polignac number, because 12211100203023 - 2⁸ = 12211100202767 is a prime.

It is a super-2 number, since 2×12211100203023² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12211100202987 and 12211100203005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12211100203033) 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, 6993756403 + ... + 6993758148.

Almost surely, 2^{12211100203023} is an apocalyptic number.

12211100203023 is a deficient number, since it is larger than the sum of its proper divisors (5608993336225).

12211100203023 is a wasteful number, since it uses less digits than its factorization.

12211100203023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13987514654 (or 13987514651 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12211100203023 its reverse (32030200111221), we get a palindrome (44241300314244).

The spelling of 12211100203023 in words is "twelve trillion, two hundred eleven billion, one hundred million, two hundred three thousand, twenty-three".