20222444002 has 16 divisors (see below), whose sum is σ = 32609543040. Its totient is φ = 9375241968.

The previous prime is 20222443999. The next prime is 20222444003. The reversal of 20222444002 is 20044422202.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20222444003) 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, 5659593 + ... + 5663164.

It is an arithmetic number, because the mean of its divisors is an integer number (2038096440).

Almost surely, 2^20222444002 is an apocalyptic number.

20222444002 is a deficient number, since it is larger than the sum of its proper divisors (12387099038).

20222444002 is a wasteful number, since it uses less digits than its factorization.

20222444002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11322825.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 20222444002 its reverse (20044422202), we get a palindrome (40266866204).

The spelling of 20222444002 in words is "twenty billion, two hundred twenty-two million, four hundred forty-four thousand, two".