2250365121 has 12 divisors (see below), whose sum is σ = 3251187940. Its totient is φ = 1499938560.

The previous prime is 2250365071. The next prime is 2250365137. The reversal of 2250365121 is 1215630522.

It is a happy number.

2250365121 is a `hidden beast` number, since 2 + 2 + 5 + 0 + 3 + 651 + 2 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1274490000 + 975875121 = 35700^2 + 31239^2 .

It is not a de Polignac number, because 2250365121 - 2⁷ = 2250364993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2250365521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27045 + ... + 72333.

Almost surely, 2^2250365121 is an apocalyptic number.

It is an amenable number.

2250365121 is a deficient number, since it is larger than the sum of its proper divisors (1000822819).

2250365121 is a wasteful number, since it uses less digits than its factorization.

2250365121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50816 (or 50813 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 2250365121 is about 47438.0134596718. The cubic root of 2250365121 is about 1310.4415738425.

Adding to 2250365121 its reverse (1215630522), we get a palindrome (3465995643).

The spelling of 2250365121 in words is "two billion, two hundred fifty million, three hundred sixty-five thousand, one hundred twenty-one".