22200222002 has 16 divisors (see below), whose sum is σ = 38060597952. Its totient is φ = 9513612240.

The previous prime is 22200221977. The next prime is 22200222007. The reversal of 22200222002 is 20022200222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (22200222007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137252 + ... + 251472.

It is an arithmetic number, because the mean of its divisors is an integer number (2378787372).

Almost surely, 2^22200222002 is an apocalyptic number.

22200222002 is a deficient number, since it is larger than the sum of its proper divisors (15860375950).

22200222002 is a wasteful number, since it uses less digits than its factorization.

22200222002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128113.

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 22200222002 its reverse (20022200222), we get a palindrome (42222422224).

It can be divided in two parts, 22 and 200222002, that multiplied together give a palindrome (4404884044).

The spelling of 22200222002 in words is "twenty-two billion, two hundred million, two hundred twenty-two thousand, two".