222100022000 has 40 divisors (see below), whose sum is σ = 537037858032. Its totient is φ = 88840008000.

The previous prime is 222100021981. The next prime is 222100022003. The reversal of 222100022000 is 220001222.

222100022000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222100022003) by changing a digit.

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, 55523006 + ... + 55527005.

Almost surely, 2^222100022000 is an apocalyptic number.

222100022000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222100022000 is an abundant number, since it is smaller than the sum of its proper divisors (314937836032).

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

222100022000 is a wasteful number, since it uses less digits than its factorization.

222100022000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111050034 (or 111050018 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 222100022000 its reverse (220001222), we get a palindrome (222320023222).

The spelling of 222100022000 in words is "two hundred twenty-two billion, one hundred million, twenty-two thousand".