23000220109 has 2 divisors, whose sum is σ = 23000220110. Its totient is φ = 23000220108.

The previous prime is 23000220107. The next prime is 23000220121. The reversal of 23000220109 is 90102200032.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22989230884 + 10989225 = 151622^2 + 3315^2 .

It is a cyclic number.

It is not a de Polignac number, because 23000220109 - 2¹ = 23000220107 is a prime.

Together with 23000220107, 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 (23000220107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11500110054 + 11500110055.

It is an arithmetic number, because the mean of its divisors is an integer number (11500110055).

Almost surely, 2^23000220109 is an apocalyptic number.

It is an amenable number.

23000220109 is a deficient number, since it is larger than the sum of its proper divisors (1).

23000220109 is an equidigital number, since it uses as much as digits as its factorization.

23000220109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

The spelling of 23000220109 in words is "twenty-three billion, two hundred twenty thousand, one hundred nine".