10252056121 has 4 divisors (see below), whose sum is σ = 10405071952. Its totient is φ = 10099040292.

The previous prime is 10252056079. The next prime is 10252056169. The reversal of 10252056121 is 12165025201.

10252056121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 10252056121 - 2⁷ = 10252055993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10252056181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76507815 + ... + 76507948.

It is an arithmetic number, because the mean of its divisors is an integer number (2601267988).

Almost surely, 2^10252056121 is an apocalyptic number.

It is an amenable number.

10252056121 is a deficient number, since it is larger than the sum of its proper divisors (153015831).

10252056121 is an equidigital number, since it uses as much as digits as its factorization.

10252056121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153015830.

The product of its (nonzero) digits is 1200, while the sum is 25.

The spelling of 10252056121 in words is "ten billion, two hundred fifty-two million, fifty-six thousand, one hundred twenty-one".