22000200197 has 8 divisors (see below), whose sum is σ = 22808210040. Its totient is φ = 21195482560.

The previous prime is 22000200193. The next prime is 22000200247. The reversal of 22000200197 is 79100200022.

It can be written as a sum of positive squares in 4 ways, for example, as 7231631521 + 14768568676 = 85039^2 + 121526^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 22000200197 - 2² = 22000200193 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22000200193) 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, 809438 + ... + 836175.

It is an arithmetic number, because the mean of its divisors is an integer number (2851026255).

Almost surely, 2^22000200197 is an apocalyptic number.

It is an amenable number.

22000200197 is a deficient number, since it is larger than the sum of its proper divisors (808009843).

22000200197 is a wasteful number, since it uses less digits than its factorization.

22000200197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1646103.

The product of its (nonzero) digits is 504, while the sum is 23.

The spelling of 22000200197 in words is "twenty-two billion, two hundred thousand, one hundred ninety-seven".