220111332023 has 4 divisors (see below), whose sum is σ = 240121453128. Its totient is φ = 200101210920.

The previous prime is 220111331981. The next prime is 220111332029. The reversal of 220111332023 is 320233111022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 220111332023 - 2⁶ = 220111331959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220111331986 and 220111332004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220111332029) 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, 10005060536 + ... + 10005060557.

It is an arithmetic number, because the mean of its divisors is an integer number (60030363282).

Almost surely, 2^220111332023 is an apocalyptic number.

220111332023 is a deficient number, since it is larger than the sum of its proper divisors (20010121105).

220111332023 is a wasteful number, since it uses less digits than its factorization.

220111332023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20010121104.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 220111332023 its reverse (320233111022), we get a palindrome (540344443045).

The spelling of 220111332023 in words is "two hundred twenty billion, one hundred eleven million, three hundred thirty-two thousand, twenty-three".