222123321022 has 4 divisors (see below), whose sum is σ = 333184981536. Its totient is φ = 111061660510.

The previous prime is 222123320999. The next prime is 222123321041. The reversal of 222123321022 is 220123321222.

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

It is a junction number, because it is equal to n+sod(n) for n = 222123320984 and 222123321002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55530830254 + ... + 55530830257.

It is an arithmetic number, because the mean of its divisors is an integer number (83296245384).

Almost surely, 2^222123321022 is an apocalyptic number.

222123321022 is a deficient number, since it is larger than the sum of its proper divisors (111061660514).

222123321022 is a wasteful number, since it uses less digits than its factorization.

222123321022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111061660513.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 222123321022 its reverse (220123321222), we get a palindrome (442246642244).

The spelling of 222123321022 in words is "two hundred twenty-two billion, one hundred twenty-three million, three hundred twenty-one thousand, twenty-two".