2226001321 has 2 divisors, whose sum is σ = 2226001322. Its totient is φ = 2226001320.

The previous prime is 2226001277. The next prime is 2226001331. The reversal of 2226001321 is 1231006222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2110116096 + 115885225 = 45936^2 + 10765^2 .

It is a cyclic number.

It is not a de Polignac number, because 2226001321 - 2⁹ = 2226000809 is a prime.

It is not a weakly prime, because it can be changed into another prime (2226001331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1113000660 + 1113000661.

It is an arithmetic number, because the mean of its divisors is an integer number (1113000661).

Almost surely, 2^2226001321 is an apocalyptic number.

It is an amenable number.

2226001321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2226001321 is an equidigital number, since it uses as much as digits as its factorization.

2226001321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2226001321 is about 47180.5184477661. The cubic root of 2226001321 is about 1305.6951950323.

Adding to 2226001321 its reverse (1231006222), we get a palindrome (3457007543).

The spelling of 2226001321 in words is "two billion, two hundred twenty-six million, one thousand, three hundred twenty-one".