222120010023 has 4 divisors (see below), whose sum is σ = 296160013368. Its totient is φ = 148080006680.

The previous prime is 222120010019. The next prime is 222120010051. The reversal of 222120010023 is 320010021222.

It is a happy number.

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 222120010023 - 2² = 222120010019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222120009984 and 222120010011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222120014023) 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, 37020001668 + ... + 37020001673.

It is an arithmetic number, because the mean of its divisors is an integer number (74040003342).

Almost surely, 2^222120010023 is an apocalyptic number.

222120010023 is a deficient number, since it is larger than the sum of its proper divisors (74040003345).

222120010023 is an equidigital number, since it uses as much as digits as its factorization.

222120010023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74040003344.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 222120010023 its reverse (320010021222), we get a palindrome (542130031245).

The spelling of 222120010023 in words is "two hundred twenty-two billion, one hundred twenty million, ten thousand, twenty-three".