11822201 has 2 divisors, whose sum is σ = 11822202. Its totient is φ = 11822200.

The previous prime is 11822189. The next prime is 11822221. The reversal of 11822201 is 10222811.

It is a happy number.

11822201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10394176 + 1428025 = 3224^2 + 1195^2 .

It is a cyclic number.

It is not a de Polignac number, because 11822201 - 2¹⁰ = 11821177 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 11822201.

It is not a weakly prime, because it can be changed into another prime (11822221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5911100 + 5911101.

It is an arithmetic number, because the mean of its divisors is an integer number (5911101).

Almost surely, 2^11822201 is an apocalyptic number.

It is an amenable number.

11822201 is a deficient number, since it is larger than the sum of its proper divisors (1).

11822201 is an equidigital number, since it uses as much as digits as its factorization.

11822201 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 17.

The square root of 11822201 is about 3438.3427694167. The cubic root of 11822201 is about 227.8065006985.

The spelling of 11822201 in words is "eleven million, eight hundred twenty-two thousand, two hundred one".