2256083121 has 4 divisors (see below), whose sum is σ = 3008110832. Its totient is φ = 1504055412.

The previous prime is 2256083117. The next prime is 2256083173. The reversal of 2256083121 is 1213806522.

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 not a de Polignac number, because 2256083121 - 2² = 2256083117 is a prime.

It is a super-2 number, since 2×2256083121² = 10179822097722201282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2256083111) 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, 376013851 + ... + 376013856.

It is an arithmetic number, because the mean of its divisors is an integer number (752027708).

Almost surely, 2^2256083121 is an apocalyptic number.

It is an amenable number.

2256083121 is a deficient number, since it is larger than the sum of its proper divisors (752027711).

2256083121 is an equidigital number, since it uses as much as digits as its factorization.

2256083121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752027710.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 2256083121 is about 47498.2433464649. The cubic root of 2256083121 is about 1311.5505446091.

Adding to 2256083121 its reverse (1213806522), we get a palindrome (3469889643).

The spelling of 2256083121 in words is "two billion, two hundred fifty-six million, eighty-three thousand, one hundred twenty-one".