2120241 has 4 divisors (see below), whose sum is σ = 2826992. Its totient is φ = 1413492.

The previous prime is 2120231. The next prime is 2120243. The reversal of 2120241 is 1420212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2120241 - 2⁷ = 2120113 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2120243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353371 + ... + 353376.

It is an arithmetic number, because the mean of its divisors is an integer number (706748).

2^2120241 is an apocalyptic number.

It is an amenable number.

2120241 is a deficient number, since it is larger than the sum of its proper divisors (706751).

2120241 is an equidigital number, since it uses as much as digits as its factorization.

2120241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706750.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 2120241 is about 1456.1047352440. The cubic root of 2120241 is about 128.4680334520.

Adding to 2120241 its reverse (1420212), we get a palindrome (3540453).

The spelling of 2120241 in words is "two million, one hundred twenty thousand, two hundred forty-one".