220023303121 has 4 divisors (see below), whose sum is σ = 220025383744. Its totient is φ = 220021222500.

The previous prime is 220023303119. The next prime is 220023303151. The reversal of 220023303121 is 121303320022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 220023303121 - 2¹ = 220023303119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220023303151) 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, 872685 + ... + 1096186.

It is an arithmetic number, because the mean of its divisors is an integer number (55006345936).

Almost surely, 2^220023303121 is an apocalyptic number.

It is an amenable number.

220023303121 is a deficient number, since it is larger than the sum of its proper divisors (2080623).

220023303121 is a wasteful number, since it uses less digits than its factorization.

220023303121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2080622.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 220023303121 its reverse (121303320022), we get a palindrome (341326623143).

The spelling of 220023303121 in words is "two hundred twenty billion, twenty-three million, three hundred three thousand, one hundred twenty-one".