225176182201 has 4 divisors (see below), whose sum is σ = 227168891892. Its totient is φ = 223183472512.

The previous prime is 225176182169. The next prime is 225176182213. The reversal of 225176182201 is 102281671522.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 15321488400 + 209854693801 = 123780^2 + 458099^2 .

It is a cyclic number.

It is not a de Polignac number, because 225176182201 - 2⁵ = 225176182169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225176182241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 996354676 + ... + 996354901.

It is an arithmetic number, because the mean of its divisors is an integer number (56792222973).

Almost surely, 2^225176182201 is an apocalyptic number.

It is an amenable number.

225176182201 is a deficient number, since it is larger than the sum of its proper divisors (1992709691).

225176182201 is a wasteful number, since it uses less digits than its factorization.

225176182201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1992709690.

The product of its (nonzero) digits is 26880, while the sum is 37.

The spelling of 225176182201 in words is "two hundred twenty-five billion, one hundred seventy-six million, one hundred eighty-two thousand, two hundred one".