222122232404312 has 16 divisors (see below), whose sum is σ = 416490088642200. Its totient is φ = 111058208766400.

The previous prime is 222122232404311. The next prime is 222122232404327. The reversal of 222122232404312 is 213404232221222.

It is a super-2 number, since 2×222122232404312² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222122232404311) 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, 363104762 + ... + 363715977.

Almost surely, 2^{222122232404312} is an apocalyptic number.

It is an amenable number.

222122232404312 is a deficient number, since it is larger than the sum of its proper divisors (194367856237888).

222122232404312 is a wasteful number, since it uses less digits than its factorization.

222122232404312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726858946 (or 726858942 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 222122232404312 its reverse (213404232221222), we get a palindrome (435526464625534).

The spelling of 222122232404312 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, two hundred thirty-two million, four hundred four thousand, three hundred twelve".