220022212121984 has 16 divisors (see below), whose sum is σ = 438325500712020. Its totient is φ = 110011106060928.

The previous prime is 220022212121923. The next prime is 220022212122007. The reversal of 220022212121984 is 489121212220022.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

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 as a sum of consecutive naturals, namely, 859461765974 + ... + 859461766229.

Almost surely, 2^{220022212121984} is an apocalyptic number.

It is an amenable number.

220022212121984 is a deficient number, since it is larger than the sum of its proper divisors (218303288590036).

220022212121984 is an equidigital number, since it uses as much as digits as its factorization.

220022212121984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1718923532217 (or 1718923532205 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 38.

The spelling of 220022212121984 in words is "two hundred twenty trillion, twenty-two billion, two hundred twelve million, one hundred twenty-one thousand, nine hundred eighty-four".