255013250421201 has 4 divisors (see below), whose sum is σ = 340017667228272. Its totient is φ = 170008833614132.

The previous prime is 255013250421101. The next prime is 255013250421217. The reversal of 255013250421201 is 102124052310552.

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 255013250421201 - 2⁹ = 255013250420689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (255013250421101) 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, 42502208403531 + ... + 42502208403536.

It is an arithmetic number, because the mean of its divisors is an integer number (85004416807068).

Almost surely, 2^{255013250421201} is an apocalyptic number.

It is an amenable number.

255013250421201 is a deficient number, since it is larger than the sum of its proper divisors (85004416807071).

255013250421201 is an equidigital number, since it uses as much as digits as its factorization.

255013250421201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85004416807070.

The product of its (nonzero) digits is 24000, while the sum is 33.

The spelling of 255013250421201 in words is "two hundred fifty-five trillion, thirteen billion, two hundred fifty million, four hundred twenty-one thousand, two hundred one".