222872776000 has 336 divisors, whose sum is σ = 643895151120. Its totient is φ = 76195123200.

The previous prime is 222872775989. The next prime is 222872776037. The reversal of 222872776000 is 677278222.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 97573767424 + 125299008576 = 312368^2 + 353976^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 199527442 + ... + 199528558.

Almost surely, 2^222872776000 is an apocalyptic number.

222872776000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222872776000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (321947575560).

222872776000 is an abundant number, since it is smaller than the sum of its proper divisors (421022375120).

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

222872776000 is a wasteful number, since it uses less digits than its factorization.

222872776000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1667 (or 1640 counting only the distinct ones).

The product of its (nonzero) digits is 263424, while the sum is 43.

The spelling of 222872776000 in words is "two hundred twenty-two billion, eight hundred seventy-two million, seven hundred seventy-six thousand".