220361201 has 2 divisors, whose sum is σ = 220361202. Its totient is φ = 220361200.

The previous prime is 220361189. The next prime is 220361203. The reversal of 220361201 is 102163022.

220361201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 193071025 + 27290176 = 13895^2 + 5224^2 .

It is a cyclic number.

It is not a de Polignac number, because 220361201 - 2¹⁸ = 220099057 is a prime.

Together with 220361203, it forms a pair of twin primes.

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 220361201.

It is not a weakly prime, because it can be changed into another prime (220361203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110180600 + 110180601.

It is an arithmetic number, because the mean of its divisors is an integer number (110180601).

Almost surely, 2^220361201 is an apocalyptic number.

It is an amenable number.

220361201 is a deficient number, since it is larger than the sum of its proper divisors (1).

220361201 is an equidigital number, since it uses as much as digits as its factorization.

220361201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 220361201 is about 14844.5680637734. The cubic root of 220361201 is about 604.0112721388.

The spelling of 220361201 in words is "two hundred twenty million, three hundred sixty-one thousand, two hundred one".