2243221007 has 2 divisors, whose sum is σ = 2243221008. Its totient is φ = 2243221006.

The previous prime is 2243221003. The next prime is 2243221061. The reversal of 2243221007 is 7001223422.

It is a happy number.

2243221007 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 is a cyclic number.

It is not a de Polignac number, because 2243221007 - 2² = 2243221003 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2243221003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121610503 + 1121610504.

It is an arithmetic number, because the mean of its divisors is an integer number (1121610504).

Almost surely, 2^2243221007 is an apocalyptic number.

2243221007 is a deficient number, since it is larger than the sum of its proper divisors (1).

2243221007 is an equidigital number, since it uses as much as digits as its factorization.

2243221007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 2243221007 is about 47362.6541380442. The cubic root of 2243221007 is about 1309.0533741572.

Adding to 2243221007 its reverse (7001223422), we get a palindrome (9244444429).

The spelling of 2243221007 in words is "two billion, two hundred forty-three million, two hundred twenty-one thousand, seven".