222036336225 has 36 divisors (see below), whose sum is σ = 433845549072. Its totient is φ = 107653980000.

The previous prime is 222036336191. The next prime is 222036336233. The reversal of 222036336225 is 522633630222.

222036336225 is a `hidden beast` number, since 2 + 2 + 20 + 3 + 6 + 3 + 3 + 622 + 5 = 666.

It is not a de Polignac number, because 222036336225 - 2⁷ = 222036336097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222036336225.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 44853351 + ... + 44858300.

It is an arithmetic number, because the mean of its divisors is an integer number (12051265252).

Almost surely, 2^222036336225 is an apocalyptic number.

222036336225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

222036336225 is a deficient number, since it is larger than the sum of its proper divisors (211809212847).

222036336225 is a wasteful number, since it uses less digits than its factorization.

222036336225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89711678 (or 89711670 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 36.

Adding to 222036336225 its reverse (522633630222), we get a palindrome (744669966447).

The spelling of 222036336225 in words is "two hundred twenty-two billion, thirty-six million, three hundred thirty-six thousand, two hundred twenty-five".