212112011023 has 32 divisors (see below), whose sum is σ = 249450969600. Its totient is φ = 178214400000.

The previous prime is 212112010997. The next prime is 212112011071. The reversal of 212112011023 is 320110211212.

It is not a de Polignac number, because 212112011023 - 2²⁵ = 212078456591 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212112010988 and 212112011006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212112011093) 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, 3300703 + ... + 3364351.

It is an arithmetic number, because the mean of its divisors is an integer number (7795342800).

Almost surely, 2^212112011023 is an apocalyptic number.

212112011023 is a deficient number, since it is larger than the sum of its proper divisors (37338958577).

212112011023 is a wasteful number, since it uses less digits than its factorization.

212112011023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63999.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 212112011023 its reverse (320110211212), we get a palindrome (532222222235).

The spelling of 212112011023 in words is "two hundred twelve billion, one hundred twelve million, eleven thousand, twenty-three".