225302220214166 has 16 divisors (see below), whose sum is σ = 342232608883200. Its totient is φ = 111224695489128.

The previous prime is 225302220214153. The next prime is 225302220214177. The reversal of 225302220214166 is 661412022203522.

It is a super-2 number, since 2×225302220214166² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38003711 + ... + 43530293.

It is an arithmetic number, because the mean of its divisors is an integer number (21389538055200).

Almost surely, 2^{225302220214166} is an apocalyptic number.

225302220214166 is a deficient number, since it is larger than the sum of its proper divisors (116930388669034).

225302220214166 is a wasteful number, since it uses less digits than its factorization.

225302220214166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5784683.

The product of its (nonzero) digits is 138240, while the sum is 38.

Adding to 225302220214166 its reverse (661412022203522), we get a palindrome (886714242417688).

The spelling of 225302220214166 in words is "two hundred twenty-five trillion, three hundred two billion, two hundred twenty million, two hundred fourteen thousand, one hundred sixty-six".