1222223445684 has 72 divisors (see below), whose sum is σ = 3189569696768. Its totient is φ = 394216320960.

The previous prime is 1222223445679. The next prime is 1222223445691. The reversal of 1222223445684 is 4865443222221.

It is a happy number.

1222223445684 is a `hidden beast` number, since 1 + 2 + 2 + 22 + 23 + 44 + 568 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9451914 + ... + 9580350.

Almost surely, 2^{1222223445684} is an apocalyptic number.

It is an amenable number.

1222223445684 is an abundant number, since it is smaller than the sum of its proper divisors (1967346251084).

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

1222223445684 is a wasteful number, since it uses less digits than its factorization.

1222223445684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137005 (or 137000 counting only the distinct ones).

The product of its digits is 1474560, while the sum is 45.

The spelling of 1222223445684 in words is "one trillion, two hundred twenty-two billion, two hundred twenty-three million, four hundred forty-five thousand, six hundred eighty-four".