2122411 has 4 divisors (see below), whose sum is σ = 2125872. Its totient is φ = 2118952.

The previous prime is 2122409. The next prime is 2122427. The reversal of 2122411 is 1142212.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2122411 - 2¹ = 2122409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2122391 and 2122400.

It is not an unprimeable number, because it can be changed into a prime (2122441) 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, 535 + ... + 2128.

It is an arithmetic number, because the mean of its divisors is an integer number (531468).

2^2122411 is an apocalyptic number.

2122411 is a deficient number, since it is larger than the sum of its proper divisors (3461).

2122411 is an equidigital number, since it uses as much as digits as its factorization.

2122411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3460.

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

The square root of 2122411 is about 1456.8496833922. The cubic root of 2122411 is about 128.5118461728.

Adding to 2122411 its reverse (1142212), we get a palindrome (3264623).

The spelling of 2122411 in words is "two million, one hundred twenty-two thousand, four hundred eleven".