22202002001000 has 64 divisors (see below), whose sum is σ = 51972098003280. Its totient is φ = 8877482284800.

The previous prime is 22202002000993. The next prime is 22202002001029. The reversal of 22202002001000 is 10020020222.

It can be written as a sum of positive squares in 8 ways, for example, as 4652588604196 + 17549413396804 = 2156986^2 + 4189202^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1469807 + ... + 6823806.

Almost surely, 2^{22202002001000} is an apocalyptic number.

22202002001000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22202002001000 is an abundant number, since it is smaller than the sum of its proper divisors (29770096002280).

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

22202002001000 is a wasteful number, since it uses less digits than its factorization.

22202002001000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8296311 (or 8296297 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 22202002001000 its reverse (10020020222), we get a palindrome (22212022021222).

The spelling of 22202002001000 in words is "twenty-two trillion, two hundred two billion, two million, one thousand".