2016222613 has 2 divisors, whose sum is σ = 2016222614. Its totient is φ = 2016222612.

The previous prime is 2016222599. The next prime is 2016222647. The reversal of 2016222613 is 3162226102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1691430129 + 324792484 = 41127^2 + 18022^2 .

It is a cyclic number.

It is not a de Polignac number, because 2016222613 - 2⁹ = 2016222101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2016222673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1008111306 + 1008111307.

It is an arithmetic number, because the mean of its divisors is an integer number (1008111307).

Almost surely, 2^2016222613 is an apocalyptic number.

It is an amenable number.

2016222613 is a deficient number, since it is larger than the sum of its proper divisors (1).

2016222613 is an equidigital number, since it uses as much as digits as its factorization.

2016222613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 2016222613 is about 44902.3675656418. The cubic root of 2016222613 is about 1263.3184159601.

Adding to 2016222613 its reverse (3162226102), we get a palindrome (5178448715).

The spelling of 2016222613 in words is "two billion, sixteen million, two hundred twenty-two thousand, six hundred thirteen".