2120321241 has 12 divisors (see below), whose sum is σ = 3076423168. Its totient is φ = 1407207384.

The previous prime is 2120321239. The next prime is 2120321249. The reversal of 2120321241 is 1421230212.

It is a happy number.

It is not a de Polignac number, because 2120321241 - 2¹ = 2120321239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2120321249) 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, 526225 + ... + 530238.

Almost surely, 2^2120321241 is an apocalyptic number.

It is an amenable number.

2120321241 is a deficient number, since it is larger than the sum of its proper divisors (956101927).

2120321241 is a wasteful number, since it uses less digits than its factorization.

2120321241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056692 (or 1056689 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 2120321241 is about 46046.9460550860. The cubic root of 2120321241 is about 1284.6965406552.

Adding to 2120321241 its reverse (1421230212), we get a palindrome (3541551453).

The spelling of 2120321241 in words is "two billion, one hundred twenty million, three hundred twenty-one thousand, two hundred forty-one".