222320031230 has 64 divisors (see below), whose sum is σ = 440480742336. Its totient is φ = 80785408000.

The previous prime is 222320031221. The next prime is 222320031247. The reversal of 222320031230 is 32130023222.

It is a super-2 number, since 2×222320031230² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21304094 + ... + 21314526.

It is an arithmetic number, because the mean of its divisors is an integer number (6882511599).

Almost surely, 2^222320031230 is an apocalyptic number.

222320031230 is a deficient number, since it is larger than the sum of its proper divisors (218160711106).

222320031230 is a wasteful number, since it uses less digits than its factorization.

222320031230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12074 (or 12052 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 222320031230 its reverse (32130023222), we get a palindrome (254450054452).

The spelling of 222320031230 in words is "two hundred twenty-two billion, three hundred twenty million, thirty-one thousand, two hundred thirty".