222002120010112 has 128 divisors (see below), whose sum is σ = 480626004096000. Its totient is φ = 101531826708480.

The previous prime is 222002120010061. The next prime is 222002120010233. The reversal of 222002120010112 is 211010021200222.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

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

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 172860514 + ... + 174140062.

It is an arithmetic number, because the mean of its divisors is an integer number (3754890657000).

Almost surely, 2^{222002120010112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222002120010112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (240313002048000).

222002120010112 is an abundant number, since it is smaller than the sum of its proper divisors (258623884085888).

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

222002120010112 is a wasteful number, since it uses less digits than its factorization.

222002120010112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280524 (or 1280512 counting only the distinct ones).

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

Adding to 222002120010112 its reverse (211010021200222), we get a palindrome (433012141210334).

The spelling of 222002120010112 in words is "two hundred twenty-two trillion, two billion, one hundred twenty million, ten thousand, one hundred twelve".