222323022243 has 64 divisors (see below), whose sum is σ = 404662272000. Its totient is φ = 117794479392.

The previous prime is 222323022239. The next prime is 222323022289. The reversal of 222323022243 is 342220323222.

It is not a de Polignac number, because 222323022243 - 2² = 222323022239 is a prime.

It is a super-2 number, since 2×222323022243² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (222323022223) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 489853 + ... + 827406.

It is an arithmetic number, because the mean of its divisors is an integer number (6322848000).

Almost surely, 2^222323022243 is an apocalyptic number.

222323022243 is a deficient number, since it is larger than the sum of its proper divisors (182339249757).

222323022243 is a wasteful number, since it uses less digits than its factorization.

222323022243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1317341 (or 1317335 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 222323022243 its reverse (342220323222), we get a palindrome (564543345465).

The spelling of 222323022243 in words is "two hundred twenty-two billion, three hundred twenty-three million, twenty-two thousand, two hundred forty-three".