22321003109 has 2 divisors, whose sum is σ = 22321003110. Its totient is φ = 22321003108.

The previous prime is 22321003093. The next prime is 22321003123. The reversal of 22321003109 is 90130012322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21536443009 + 784560100 = 146753^2 + 28010^2 .

It is a cyclic number.

It is not a de Polignac number, because 22321003109 - 2⁴ = 22321003093 is a prime.

It is a super-3 number, since 3×22321003109³ (a number of 32 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22321003139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11160501554 + 11160501555.

It is an arithmetic number, because the mean of its divisors is an integer number (11160501555).

Almost surely, 2^22321003109 is an apocalyptic number.

It is an amenable number.

22321003109 is a deficient number, since it is larger than the sum of its proper divisors (1).

22321003109 is an equidigital number, since it uses as much as digits as its factorization.

22321003109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The spelling of 22321003109 in words is "twenty-two billion, three hundred twenty-one million, three thousand, one hundred nine".