2412121 has 4 divisors (see below), whose sum is σ = 2419200. Its totient is φ = 2405044.

The previous prime is 2412119. The next prime is 2412127. The reversal of 2412121 is 1212142.

It is a happy number.

2412121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 a cyclic number.

It is not a de Polignac number, because 2412121 - 2¹ = 2412119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2412127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3001 + ... + 3718.

It is an arithmetic number, because the mean of its divisors is an integer number (604800).

2^2412121 is an apocalyptic number.

It is an amenable number.

2412121 is a deficient number, since it is larger than the sum of its proper divisors (7079).

2412121 is an equidigital number, since it uses as much as digits as its factorization.

2412121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7078.

The product of its digits is 32, while the sum is 13.

The square root of 2412121 is about 1553.1004474920. The cubic root of 2412121 is about 134.1116059876. Note that the first 3 decimals are identical.

Adding to 2412121 its reverse (1212142), we get a palindrome (3624263).

It can be divided in two parts, 24121 and 21, that added together give a palindrome (24142).

The spelling of 2412121 in words is "two million, four hundred twelve thousand, one hundred twenty-one".