1222851844224 has 96 divisors (see below), whose sum is σ = 3671878579200. Its totient is φ = 389894782464.

The previous prime is 1222851844219. The next prime is 1222851844243. The reversal of 1222851844224 is 4224481582221.

1222851844224 is a `hidden beast` number, since 1 + 22 + 28 + 5 + 184 + 422 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 1222851844224.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23049664 + ... + 23102655.

It is an arithmetic number, because the mean of its divisors is an integer number (38248735200).

Almost surely, 2^{1222851844224} is an apocalyptic number.

It is an amenable number.

1222851844224 is an abundant number, since it is smaller than the sum of its proper divisors (2449026734976).

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

1222851844224 is a wasteful number, since it uses less digits than its factorization.

1222851844224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46152362 (or 46152347 counting only the distinct ones).

The product of its digits is 655360, while the sum is 45.

The spelling of 1222851844224 in words is "one trillion, two hundred twenty-two billion, eight hundred fifty-one million, eight hundred forty-four thousand, two hundred twenty-four".