2201223001 has 2 divisors, whose sum is σ = 2201223002. Its totient is φ = 2201223000.

The previous prime is 2201222971. The next prime is 2201223007. The reversal of 2201223001 is 1003221022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1283072400 + 918150601 = 35820^2 + 30301^2 .

It is a cyclic number.

It is not a de Polignac number, because 2201223001 - 2¹⁹ = 2200698713 is a prime.

It is not a weakly prime, because it can be changed into another prime (2201223007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100611500 + 1100611501.

It is an arithmetic number, because the mean of its divisors is an integer number (1100611501).

Almost surely, 2^2201223001 is an apocalyptic number.

It is an amenable number.

2201223001 is a deficient number, since it is larger than the sum of its proper divisors (1).

2201223001 is an equidigital number, since it uses as much as digits as its factorization.

2201223001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2201223001 is about 46917.1930213222. The cubic root of 2201223001 is about 1300.8324059398.

Adding to 2201223001 its reverse (1003221022), we get a palindrome (3204444023).

It can be divided in two parts, 220 and 1223001, that added together give a palindrome (1223221).

The spelling of 2201223001 in words is "two billion, two hundred one million, two hundred twenty-three thousand, one".