220023012211 has 4 divisors (see below), whose sum is σ = 220025999032. Its totient is φ = 220020025392.

The previous prime is 220023012161. The next prime is 220023012257. The reversal of 220023012211 is 112210320022.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 112210320022 = 2 ⋅56105160011.

It is a cyclic number.

It is not a de Polignac number, because 220023012211 - 2¹⁵ = 220022979443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220023412211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1380045 + ... + 1531198.

It is an arithmetic number, because the mean of its divisors is an integer number (55006499758).

Almost surely, 2^220023012211 is an apocalyptic number.

220023012211 is a deficient number, since it is larger than the sum of its proper divisors (2986821).

220023012211 is an equidigital number, since it uses as much as digits as its factorization.

220023012211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2986820.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 220023012211 its reverse (112210320022), we get a palindrome (332233332233).

The spelling of 220023012211 in words is "two hundred twenty billion, twenty-three million, twelve thousand, two hundred eleven".