2002016651 has 2 divisors, whose sum is σ = 2002016652. Its totient is φ = 2002016650.

The previous prime is 2002016633. The next prime is 2002016671. The reversal of 2002016651 is 1566102002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2002016651 - 2¹⁰ = 2002015627 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2002016671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001008325 + 1001008326.

It is an arithmetic number, because the mean of its divisors is an integer number (1001008326).

Almost surely, 2^2002016651 is an apocalyptic number.

2002016651 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002016651 is an equidigital number, since it uses as much as digits as its factorization.

2002016651 is an odious number, because the sum of its binary digits is odd.

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

The square root of 2002016651 is about 44743.9007128346. The cubic root of 2002016651 is about 1260.3443778168.

Adding to 2002016651 its reverse (1566102002), we get a palindrome (3568118653).

The spelling of 2002016651 in words is "two billion, two million, sixteen thousand, six hundred fifty-one".