225800675652121 has 4 divisors (see below), whose sum is σ = 235618096332672. Its totient is φ = 215983254971572.

The previous prime is 225800675652109. The next prime is 225800675652203. The reversal of 225800675652121 is 121256576008522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 225800675652121 - 2⁴⁷ = 85063187296793 is a prime.

It is a super-2 number, since 2×225800675652121² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225800675653121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4908710340241 + ... + 4908710340286.

It is an arithmetic number, because the mean of its divisors is an integer number (58904524083168).

Almost surely, 2^{225800675652121} is an apocalyptic number.

It is an amenable number.

225800675652121 is a deficient number, since it is larger than the sum of its proper divisors (9817420680551).

225800675652121 is an equidigital number, since it uses as much as digits as its factorization.

225800675652121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9817420680550.

The product of its (nonzero) digits is 4032000, while the sum is 52.

The spelling of 225800675652121 in words is "two hundred twenty-five trillion, eight hundred billion, six hundred seventy-five million, six hundred fifty-two thousand, one hundred twenty-one".