22240201 has 2 divisors, whose sum is σ = 22240202. Its totient is φ = 22240200.

The previous prime is 22240147. The next prime is 22240223. The reversal of 22240201 is 10204222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21631801 + 608400 = 4651^2 + 780^2 .

It is a cyclic number.

It is not a de Polignac number, because 22240201 - 2¹⁹ = 21715913 is a prime.

It is not a weakly prime, because it can be changed into another prime (22240261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11120100 + 11120101.

It is an arithmetic number, because the mean of its divisors is an integer number (11120101).

Almost surely, 2^22240201 is an apocalyptic number.

It is an amenable number.

22240201 is a deficient number, since it is larger than the sum of its proper divisors (1).

22240201 is an equidigital number, since it uses as much as digits as its factorization.

22240201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 22240201 is about 4715.9517597193. The cubic root of 22240201 is about 281.2200207716.

Adding to 22240201 its reverse (10204222), we get a palindrome (32444423).

The spelling of 22240201 in words is "twenty-two million, two hundred forty thousand, two hundred one".