222001205152 has 48 divisors (see below), whose sum is σ = 446104260000. Its totient is φ = 108712344832.

The previous prime is 222001205147. The next prime is 222001205177. The reversal of 222001205152 is 251502100222.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 838599 + ... + 1071097.

It is an arithmetic number, because the mean of its divisors is an integer number (9293838750).

Almost surely, 2^222001205152 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 222001205152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223052130000).

222001205152 is an abundant number, since it is smaller than the sum of its proper divisors (224103054848).

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

222001205152 is a wasteful number, since it uses less digits than its factorization.

222001205152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233125 (or 233117 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

Adding to 222001205152 its reverse (251502100222), we get a palindrome (473503305374).

The spelling of 222001205152 in words is "two hundred twenty-two billion, one million, two hundred five thousand, one hundred fifty-two".