22010233309 has 2 divisors, whose sum is σ = 22010233310. Its totient is φ = 22010233308.

The previous prime is 22010233307. The next prime is 22010233331. The reversal of 22010233309 is 90333201022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21964129209 + 46104100 = 148203^2 + 6790^2 .

It is a cyclic number.

It is not a de Polignac number, because 22010233309 - 2¹ = 22010233307 is a prime.

It is a super-2 number, since 2×22010233309² (a number of 21 digits) contains 22 as substring.

Together with 22010233307, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22010233303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005116654 + 11005116655.

It is an arithmetic number, because the mean of its divisors is an integer number (11005116655).

Almost surely, 2^22010233309 is an apocalyptic number.

It is an amenable number.

22010233309 is a deficient number, since it is larger than the sum of its proper divisors (1).

22010233309 is an equidigital number, since it uses as much as digits as its factorization.

22010233309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

The spelling of 22010233309 in words is "twenty-two billion, ten million, two hundred thirty-three thousand, three hundred nine".