213112010023 has 32 divisors (see below), whose sum is σ = 244061056512. Its totient is φ = 184381401600.

The previous prime is 213112010017. The next prime is 213112010093. The reversal of 213112010023 is 320010211312.

It is not a de Polignac number, because 213112010023 - 2⁵ = 213112009991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 213112009979 and 213112010006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213112010003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3078115 + ... + 3146587.

It is an arithmetic number, because the mean of its divisors is an integer number (7626908016).

Almost surely, 2^213112010023 is an apocalyptic number.

213112010023 is a deficient number, since it is larger than the sum of its proper divisors (30949046489).

213112010023 is a wasteful number, since it uses less digits than its factorization.

213112010023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68695.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 213112010023 its reverse (320010211312), we get a palindrome (533122221335).

The spelling of 213112010023 in words is "two hundred thirteen billion, one hundred twelve million, ten thousand, twenty-three".