222122213223223 has 4 divisors (see below), whose sum is σ = 222253413587128. Its totient is φ = 221991012859320.

The previous prime is 222122213223203. The next prime is 222122213223263. The reversal of 222122213223223 is 322322312221222.

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 222122213223223 - 2³⁷ = 221984774269751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222122213223203) 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, 65600179413 + ... + 65600182798.

It is an arithmetic number, because the mean of its divisors is an integer number (55563353396782).

Almost surely, 2^{222122213223223} is an apocalyptic number.

222122213223223 is a deficient number, since it is larger than the sum of its proper divisors (131200363905).

222122213223223 is a wasteful number, since it uses less digits than its factorization.

222122213223223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131200363904.

The product of its digits is 27648, while the sum is 31.

Adding to 222122213223223 its reverse (322322312221222), we get a palindrome (544444525444445).

The spelling of 222122213223223 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, two hundred thirteen million, two hundred twenty-three thousand, two hundred twenty-three".