22010999 has 2 divisors, whose sum is σ = 22011000. Its totient is φ = 22010998.

The previous prime is 22010983. The next prime is 22011001. The reversal of 22010999 is 99901022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22010999 - 2⁴ = 22010983 is a prime.

Together with 22011001, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22010909) 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, 11005499 + 11005500.

It is an arithmetic number, because the mean of its divisors is an integer number (11005500).

Almost surely, 2^22010999 is an apocalyptic number.

22010999 is a deficient number, since it is larger than the sum of its proper divisors (1).

22010999 is an equidigital number, since it uses as much as digits as its factorization.

22010999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 32.

The square root of 22010999 is about 4691.5881106508. The cubic root of 22010999 is about 280.2506216957.

The spelling of 22010999 in words is "twenty-two million, ten thousand, nine hundred ninety-nine".