225122172367 has 4 divisors (see below), whose sum is σ = 225123161760. Its totient is φ = 225121182976.

The previous prime is 225122172349. The next prime is 225122172383. The reversal of 225122172367 is 763271221522.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 225122172367 - 2²³ = 225113783759 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 (225122122367) 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, 37338 + ... + 672040.

It is an arithmetic number, because the mean of its divisors is an integer number (56280790440).

Almost surely, 2^225122172367 is an apocalyptic number.

225122172367 is a deficient number, since it is larger than the sum of its proper divisors (989393).

225122172367 is an equidigital number, since it uses as much as digits as its factorization.

225122172367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 989392.

The product of its digits is 141120, while the sum is 40.

Adding to 225122172367 its reverse (763271221522), we get a palindrome (988393393889).

The spelling of 225122172367 in words is "two hundred twenty-five billion, one hundred twenty-two million, one hundred seventy-two thousand, three hundred sixty-seven".