22200551255205 has 48 divisors (see below), whose sum is σ = 38776425607920. Its totient is φ = 11749576310784.

The previous prime is 22200551255149. The next prime is 22200551255213. The reversal of 22200551255205 is 50255215500222.

22200551255205 is a `hidden beast` number, since 2 + 2 + 2 + 0 + 0 + 5 + 5 + 125 + 520 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 1357848801 + 22199193406404 = 36849^2 + 4711602^2 .

It is not a de Polignac number, because 22200551255205 - 2¹⁴ = 22200551238821 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22200551255205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3389859 + ... + 7476111.

It is an arithmetic number, because the mean of its divisors is an integer number (807842200165).

Almost surely, 2^{22200551255205} is an apocalyptic number.

It is an amenable number.

22200551255205 is a deficient number, since it is larger than the sum of its proper divisors (16575874352715).

22200551255205 is a wasteful number, since it uses less digits than its factorization.

22200551255205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4087190 (or 4087187 counting only the distinct ones).

The product of its (nonzero) digits is 100000, while the sum is 36.

Adding to 22200551255205 its reverse (50255215500222), we get a palindrome (72455766755427).

The spelling of 22200551255205 in words is "twenty-two trillion, two hundred billion, five hundred fifty-one million, two hundred fifty-five thousand, two hundred five".