2501351121 has 16 divisors (see below), whose sum is σ = 3530975040. Its totient is φ = 1570662720.

The previous prime is 2501351119. The next prime is 2501351147. The reversal of 2501351121 is 1211531052.

2501351121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2501351121 - 2¹ = 2501351119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2501351101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116970 + ... + 136691.

It is an arithmetic number, because the mean of its divisors is an integer number (220685940).

Almost surely, 2^2501351121 is an apocalyptic number.

It is an amenable number.

2501351121 is a deficient number, since it is larger than the sum of its proper divisors (1029623919).

2501351121 is a wasteful number, since it uses less digits than its factorization.

2501351121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253856.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 2501351121 is about 50013.5093849652. The cubic root of 2501351121 is about 1357.4532647070.

Adding to 2501351121 its reverse (1211531052), we get a palindrome (3712882173).

The spelling of 2501351121 in words is "two billion, five hundred one million, three hundred fifty-one thousand, one hundred twenty-one".