22001699 has 2 divisors, whose sum is σ = 22001700. Its totient is φ = 22001698.

The previous prime is 22001669. The next prime is 22001701. The reversal of 22001699 is 99610022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22001699 - 2¹² = 21997603 is a prime.

Together with 22001701, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22001659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000849 + 11000850.

It is an arithmetic number, because the mean of its divisors is an integer number (11000850).

Almost surely, 2^22001699 is an apocalyptic number.

22001699 is a deficient number, since it is larger than the sum of its proper divisors (1).

22001699 is an equidigital number, since it uses as much as digits as its factorization.

22001699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 22001699 is about 4690.5968703354. The cubic root of 22001699 is about 280.2111460084.

The spelling of 22001699 in words is "twenty-two million, one thousand, six hundred ninety-nine".