22421411 has 2 divisors, whose sum is σ = 22421412. Its totient is φ = 22421410.

The previous prime is 22421393. The next prime is 22421423. The reversal of 22421411 is 11412422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22421411 - 2¹⁴ = 22405027 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22421411.

It is not a weakly prime, because it can be changed into another prime (22421431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11210705 + 11210706.

It is an arithmetic number, because the mean of its divisors is an integer number (11210706).

Almost surely, 2^22421411 is an apocalyptic number.

22421411 is a deficient number, since it is larger than the sum of its proper divisors (1).

22421411 is an equidigital number, since it uses as much as digits as its factorization.

22421411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 128, while the sum is 17.

The square root of 22421411 is about 4735.1252359362. The cubic root of 22421411 is about 281.9817359866.

Adding to 22421411 its reverse (11412422), we get a palindrome (33833833).

The spelling of 22421411 in words is "twenty-two million, four hundred twenty-one thousand, four hundred eleven".