2122441 has 2 divisors, whose sum is σ = 2122442. Its totient is φ = 2122440.

The previous prime is 2122427. The next prime is 2122451. The reversal of 2122441 is 1442212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2073600 + 48841 = 1440^2 + 221^2 .

It is a cyclic number.

It is not a de Polignac number, because 2122441 - 2⁵ = 2122409 is a prime.

It is a nialpdrome in base 12.

It is not a weakly prime, because it can be changed into another prime (2122451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061220 + 1061221.

It is an arithmetic number, because the mean of its divisors is an integer number (1061221).

2^2122441 is an apocalyptic number.

It is an amenable number.

2122441 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122441 is an equidigital number, since it uses as much as digits as its factorization.

2122441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 128, while the sum is 16.

The square root of 2122441 is about 1456.8599795450. The cubic root of 2122441 is about 128.5124516693.

Adding to 2122441 its reverse (1442212), we get a palindrome (3564653).

The spelling of 2122441 in words is "two million, one hundred twenty-two thousand, four hundred forty-one".