221110120222000 has 40 divisors (see below), whose sum is σ = 534644270701632. Its totient is φ = 88444048088000.

The previous prime is 221110120221983. The next prime is 221110120222027. The reversal of 221110120222000 is 222021011122.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55277528056 + ... + 55277532055.

Almost surely, 2^{221110120222000} is an apocalyptic number.

221110120222000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221110120222000 is an abundant number, since it is smaller than the sum of its proper divisors (313534150479632).

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

221110120222000 is a wasteful number, since it uses less digits than its factorization.

221110120222000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110555060134 (or 110555060118 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 221110120222000 its reverse (222021011122), we get a palindrome (221332141233122).

The spelling of 221110120222000 in words is "two hundred twenty-one trillion, one hundred ten billion, one hundred twenty million, two hundred twenty-two thousand".