22022202002 has 8 divisors (see below), whose sum is σ = 33034065996. Its totient is φ = 11010846672.

The previous prime is 22022202001. The next prime is 22022202043. The reversal of 22022202002 is 20020222022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 21196156921 + 826045081 = 145589^2 + 28741^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (22022202001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11168 + ... + 210164.

Almost surely, 2^22022202002 is an apocalyptic number.

22022202002 is a deficient number, since it is larger than the sum of its proper divisors (11011863994).

22022202002 is a wasteful number, since it uses less digits than its factorization.

22022202002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254332.

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

Adding to 22022202002 its reverse (20020222022), we get a palindrome (42042424024).

The spelling of 22022202002 in words is "twenty-two billion, twenty-two million, two hundred two thousand, two".