12213132011023 has 4 divisors (see below), whose sum is σ = 12226963418488. Its totient is φ = 12199300603560.

The previous prime is 12213132011021. The next prime is 12213132011137. The reversal of 12213132011023 is 32011023131221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12213132011023 - 2¹ = 12213132011021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12213132010985 and 12213132011003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12213132011021) 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 3 ways as a sum of consecutive naturals, for example, 6915702408 + ... + 6915704173.

It is an arithmetic number, because the mean of its divisors is an integer number (3056740854622).

Almost surely, 2^{12213132011023} is an apocalyptic number.

12213132011023 is a deficient number, since it is larger than the sum of its proper divisors (13831407465).

12213132011023 is an equidigital number, since it uses as much as digits as its factorization.

12213132011023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13831407464.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 12213132011023 its reverse (32011023131221), we get a palindrome (44224155142244).

The spelling of 12213132011023 in words is "twelve trillion, two hundred thirteen billion, one hundred thirty-two million, eleven thousand, twenty-three".