222021536847552 has 336 divisors, whose sum is σ = 721456673639520. Its totient is φ = 64714434969600.

The previous prime is 222021536847497. The next prime is 222021536847563. The reversal of 222021536847552 is 255748635120222.

222021536847552 is a `hidden beast` number, since 2 + 2 + 2 + 0 + 2 + 1 + 5 + 3 + 6 + 84 + 7 + 552 = 666.

222021536847552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 2515467102 + ... + 2515555362.

It is an arithmetic number, because the mean of its divisors is an integer number (2147192481070).

Almost surely, 2^{222021536847552} 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 222021536847552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (360728336819760).

222021536847552 is an abundant number, since it is smaller than the sum of its proper divisors (499435136791968).

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

222021536847552 is a wasteful number, since it uses less digits than its factorization.

222021536847552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105992 (or 105979 counting only the distinct ones).

The product of its (nonzero) digits is 16128000, while the sum is 54.

The spelling of 222021536847552 in words is "two hundred twenty-two trillion, twenty-one billion, five hundred thirty-six million, eight hundred forty-seven thousand, five hundred fifty-two".