222100120002 has 32 divisors (see below), whose sum is σ = 456258457152. Its totient is φ = 72024133824.

The previous prime is 222100120001. The next prime is 222100120007. The reversal of 222100120002 is 200021001222.

222100120002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 222100120002.

It is not an unprimeable number, because it can be changed into a prime (222100120001) 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 15 ways as a sum of consecutive naturals, for example, 2034268 + ... + 2140664.

It is an arithmetic number, because the mean of its divisors is an integer number (14258076786).

Almost surely, 2^222100120002 is an apocalyptic number.

222100120002 is an abundant number, since it is smaller than the sum of its proper divisors (234158337150).

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

222100120002 is a wasteful number, since it uses less digits than its factorization.

222100120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115842.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 222100120002 its reverse (200021001222), we get a palindrome (422121121224).

The spelling of 222100120002 in words is "two hundred twenty-two billion, one hundred million, one hundred twenty thousand, two".