222240121224 has 64 divisors (see below), whose sum is σ = 627009768000. Its totient is φ = 65023230720.

The previous prime is 222240121193. The next prime is 222240121237. The reversal of 222240121224 is 422121042222.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 222240121194 and 222240121203.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14506459 + ... + 14521770.

It is an arithmetic number, because the mean of its divisors is an integer number (9797027625).

Almost surely, 2^222240121224 is an apocalyptic number.

222240121224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

222240121224 is an abundant number, since it is smaller than the sum of its proper divisors (404769646776).

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

222240121224 is a wasteful number, since it uses less digits than its factorization.

222240121224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29028278 (or 29028274 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 222240121224 its reverse (422121042222), we get a palindrome (644361163446).

The spelling of 222240121224 in words is "two hundred twenty-two billion, two hundred forty million, one hundred twenty-one thousand, two hundred twenty-four".