222241210002 has 120 divisors (see below), whose sum is σ = 580955690700. Its totient is φ = 63314758080.

The previous prime is 222241209989. The next prime is 222241210031. The reversal of 222241210002 is 200012142222.

It can be written as a sum of positive squares in 2 ways, for example, as 219285221841 + 2955988161 = 468279^2 + 54369^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 2730252 + ... + 2810472.

Almost surely, 2^222241210002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222241210002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (290477845350).

222241210002 is an abundant number, since it is smaller than the sum of its proper divisors (358714480698).

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

222241210002 is a wasteful number, since it uses less digits than its factorization.

222241210002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80598 (or 80582 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 222241210002 its reverse (200012142222), we get a palindrome (422253352224).

The spelling of 222241210002 in words is "two hundred twenty-two billion, two hundred forty-one million, two hundred ten thousand, two".