2252332121 has 6 divisors (see below), whose sum is σ = 2438916030. Its totient is φ = 2079075648.

The previous prime is 2252332111. The next prime is 2252332141. The reversal of 2252332121 is 1212332522.

It can be written as a sum of positive squares in 3 ways, for example, as 52722121 + 2199610000 = 7261^2 + 46900^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2252332121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2252332111) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6663536 + ... + 6663873.

It is an arithmetic number, because the mean of its divisors is an integer number (406486005).

Almost surely, 2^2252332121 is an apocalyptic number.

It is an amenable number.

2252332121 is a deficient number, since it is larger than the sum of its proper divisors (186583909).

2252332121 is a wasteful number, since it uses less digits than its factorization.

2252332121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13327435 (or 13327422 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 2252332121 is about 47458.7412496370. The cubic root of 2252332121 is about 1310.8232730750.

Adding to 2252332121 its reverse (1212332522), we get a palindrome (3464664643).

The spelling of 2252332121 in words is "two billion, two hundred fifty-two million, three hundred thirty-two thousand, one hundred twenty-one".