222087276168 has 128 divisors (see below), whose sum is σ = 573190992000. Its totient is φ = 71665606656.

The previous prime is 222087276163. The next prime is 222087276199. The reversal of 222087276168 is 861672780222.

It is a self number, because there is not a number n which added to its sum of digits gives 222087276168.

It is not an unprimeable number, because it can be changed into a prime (222087276163) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85647480 + ... + 85650072.

It is an arithmetic number, because the mean of its divisors is an integer number (4478054625).

Almost surely, 2^222087276168 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 222087276168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (286595496000).

222087276168 is an abundant number, since it is smaller than the sum of its proper divisors (351103715832).

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

222087276168 is a wasteful number, since it uses less digits than its factorization.

222087276168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3351 (or 3347 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 51.

The spelling of 222087276168 in words is "two hundred twenty-two billion, eighty-seven million, two hundred seventy-six thousand, one hundred sixty-eight".