222323022311 has 4 divisors (see below), whose sum is σ = 239424793272. Its totient is φ = 205221251352.

The previous prime is 222323022301. The next prime is 222323022377. The reversal of 222323022311 is 113220323222.

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

It is a de Polignac number, because none of the positive numbers 2^k-222323022311 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 (222323022301) 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, 8550885461 + ... + 8550885486.

It is an arithmetic number, because the mean of its divisors is an integer number (59856198318).

Almost surely, 2^222323022311 is an apocalyptic number.

222323022311 is a deficient number, since it is larger than the sum of its proper divisors (17101770961).

222323022311 is a wasteful number, since it uses less digits than its factorization.

222323022311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17101770960.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 222323022311 its reverse (113220323222), we get a palindrome (335543345533).

The spelling of 222323022311 in words is "two hundred twenty-two billion, three hundred twenty-three million, twenty-two thousand, three hundred eleven".