2501051121 has 8 divisors (see below), whose sum is σ = 3705260960. Its totient is φ = 1667367396.

The previous prime is 2501051117. The next prime is 2501051159. The reversal of 2501051121 is 1211501052.

It is not a de Polignac number, because 2501051121 - 2² = 2501051117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2501051094 and 2501051103.

It is not an unprimeable number, because it can be changed into a prime (2501051171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46315735 + ... + 46315788.

It is an arithmetic number, because the mean of its divisors is an integer number (463157620).

Almost surely, 2^2501051121 is an apocalyptic number.

It is an amenable number.

2501051121 is a deficient number, since it is larger than the sum of its proper divisors (1204209839).

2501051121 is an equidigital number, since it uses as much as digits as its factorization.

2501051121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92631532 (or 92631526 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 18.

The square root of 2501051121 is about 50010.5101053768. The cubic root of 2501051121 is about 1357.3989937362.

Adding to 2501051121 its reverse (1211501052), we get a palindrome (3712552173).

The spelling of 2501051121 in words is "two billion, five hundred one million, fifty-one thousand, one hundred twenty-one".