213213123112023 has 48 divisors (see below), whose sum is σ = 325669956498432. Its totient is φ = 134198964432000.

The previous prime is 213213123112007. The next prime is 213213123112027. The reversal of 213213123112023 is 320211321312312.

213213123112023 is a `hidden beast` number, since 2 + 1 + 32 + 1 + 312 + 311 + 2 + 0 + 2 + 3 = 666.

It is not a de Polignac number, because 213213123112023 - 2⁴ = 213213123112007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213213123112027) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 626538388 + ... + 626878598.

It is an arithmetic number, because the mean of its divisors is an integer number (6784790760384).

Almost surely, 2^{213213123112023} is an apocalyptic number.

213213123112023 is a deficient number, since it is larger than the sum of its proper divisors (112456833386409).

213213123112023 is a wasteful number, since it uses less digits than its factorization.

213213123112023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395076 (or 395073 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 213213123112023 its reverse (320211321312312), we get a palindrome (533424444424335).

The spelling of 213213123112023 in words is "two hundred thirteen trillion, two hundred thirteen billion, one hundred twenty-three million, one hundred twelve thousand, twenty-three".