222211201012002 has 40 divisors (see below), whose sum is σ = 497919061340316. Its totient is φ = 74070196508448.

The previous prime is 222211201011907. The next prime is 222211201012013. The reversal of 222211201012002 is 200210102112222.

It is a happy number.

222211201012002 is a `hidden beast` number, since 22 + 221 + 120 + 101 + 200 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 205895264600601 + 16315936411401 = 14349051^2 + 4039299^2 .

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 19 ways as a sum of consecutive naturals, for example, 64308208 + ... + 67675460.

Almost surely, 2^{222211201012002} is an apocalyptic number.

222211201012002 is an abundant number, since it is smaller than the sum of its proper divisors (275707860328314).

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

222211201012002 is a wasteful number, since it uses less digits than its factorization.

222211201012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3774624 (or 3774615 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 222211201012002 its reverse (200210102112222), we get a palindrome (422421303124224).

The spelling of 222211201012002 in words is "two hundred twenty-two trillion, two hundred eleven billion, two hundred one million, twelve thousand, two".