2222220022002 has 24 divisors (see below), whose sum is σ = 4814846562240. Its totient is φ = 740734389720.

The previous prime is 2222220021949. The next prime is 2222220022037. The reversal of 2222220022002 is 2002200222222.

2222220022002 is a `hidden beast` number, since 2 + 222 + 220 + 0 + 220 + 0 + 2 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2469499 + ... + 3246977.

It is an arithmetic number, because the mean of its divisors is an integer number (200618606760).

Almost surely, 2^{2222220022002} is an apocalyptic number.

2222220022002 is an abundant number, since it is smaller than the sum of its proper divisors (2592626540238).

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

2222220022002 is a wasteful number, since it uses less digits than its factorization.

2222220022002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936278 (or 936275 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 2222220022002 its reverse (2002200222222), we get a palindrome (4224420244224).

The spelling of 2222220022002 in words is "two trillion, two hundred twenty-two billion, two hundred twenty million, twenty-two thousand, two".