222112421322 has 64 divisors (see below), whose sum is σ = 517728499200. Its totient is φ = 62812601280.

The previous prime is 222112421317. The next prime is 222112421339. The reversal of 222112421322 is 223124211222.

It is a junction number, because it is equal to n+sod(n) for n = 222112421292 and 222112421301.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1237797 + ... + 1405832.

It is an arithmetic number, because the mean of its divisors is an integer number (8089507800).

Almost surely, 2^222112421322 is an apocalyptic number.

222112421322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222112421322 is an abundant number, since it is smaller than the sum of its proper divisors (295616077878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222112421322 is a wasteful number, since it uses less digits than its factorization.

222112421322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2643731.

The product of its digits is 1536, while the sum is 24.

Adding to 222112421322 its reverse (223124211222), we get a palindrome (445236632544).

The spelling of 222112421322 in words is "two hundred twenty-two billion, one hundred twelve million, four hundred twenty-one thousand, three hundred twenty-two".