5066221001 has 2 divisors, whose sum is σ = 5066221002. Its totient is φ = 5066221000.

The previous prime is 5066220997. The next prime is 5066221019. The reversal of 5066221001 is 1001226605.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5066022976 + 198025 = 71176^2 + 445^2 .

It is a cyclic number.

It is not a de Polignac number, because 5066221001 - 2² = 5066220997 is a prime.

It is not a weakly prime, because it can be changed into another prime (5066221031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2533110500 + 2533110501.

It is an arithmetic number, because the mean of its divisors is an integer number (2533110501).

Almost surely, 2^5066221001 is an apocalyptic number.

It is an amenable number.

5066221001 is a deficient number, since it is larger than the sum of its proper divisors (1).

5066221001 is an equidigital number, since it uses as much as digits as its factorization.

5066221001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 5066221001 is about 71177.3910803143. The cubic root of 5066221001 is about 1717.4919504647.

Adding to 5066221001 its reverse (1001226605), we get a palindrome (6067447606).

The spelling of 5066221001 in words is "five billion, sixty-six million, two hundred twenty-one thousand, one".