222221011023 has 12 divisors (see below), whose sum is σ = 350166441768. Its totient is φ = 134679400560.

The previous prime is 222221010989. The next prime is 222221011063. The reversal of 222221011023 is 320110122222.

It is not a de Polignac number, because 222221011023 - 2⁶ = 222221010959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222221010987 and 222221011005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222221011063) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1122328240 + ... + 1122328437.

It is an arithmetic number, because the mean of its divisors is an integer number (29180536814).

Almost surely, 2^222221011023 is an apocalyptic number.

222221011023 is a deficient number, since it is larger than the sum of its proper divisors (127945430745).

222221011023 is a wasteful number, since it uses less digits than its factorization.

222221011023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2244656694 (or 2244656691 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 222221011023 its reverse (320110122222), we get a palindrome (542331133245).

The spelling of 222221011023 in words is "two hundred twenty-two billion, two hundred twenty-one million, eleven thousand, twenty-three".