222200111221120 has 64 divisors (see below), whose sum is σ = 531232980258240. Its totient is φ = 88874047836160.

The previous prime is 222200111221037. The next prime is 222200111221147. The reversal of 222200111221120 is 21122111002222.

It is a tau number, because it is divible by the number of its divisors (64).

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 in 7 ways as a sum of consecutive naturals, for example, 2212957 + ... + 21196636.

It is an arithmetic number, because the mean of its divisors is an integer number (8300515316535).

Almost surely, 2^{222200111221120} is an apocalyptic number.

222200111221120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222200111221120 is an abundant number, since it is smaller than the sum of its proper divisors (309032869037120).

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

222200111221120 is a wasteful number, since it uses less digits than its factorization.

222200111221120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23424443 (or 23424431 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 222200111221120 its reverse (21122111002222), we get a palindrome (243322222223342).

The spelling of 222200111221120 in words is "two hundred twenty-two trillion, two hundred billion, one hundred eleven million, two hundred twenty-one thousand, one hundred twenty".