222002132250 has 128 divisors (see below), whose sum is σ = 583932810240. Its totient is φ = 56022120000.

The previous prime is 222002132243. The next prime is 222002132251. The reversal of 222002132250 is 52231200222.

It is not an unprimeable number, because it can be changed into a prime (222002132251) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13486525 + ... + 13502975.

It is an arithmetic number, because the mean of its divisors is an integer number (4561975080).

Almost surely, 2^222002132250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222002132250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (291966405120).

222002132250 is an abundant number, since it is smaller than the sum of its proper divisors (361930677990).

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

222002132250 is a wasteful number, since it uses less digits than its factorization.

222002132250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17437 (or 17427 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 222002132250 its reverse (52231200222), we get a palindrome (274233332472).

The spelling of 222002132250 in words is "two hundred twenty-two billion, two million, one hundred thirty-two thousand, two hundred fifty".