20230099999 has 2 divisors, whose sum is σ = 20230100000. Its totient is φ = 20230099998.

The previous prime is 20230099991. The next prime is 20230100017. The reversal of 20230099999 is 99999003202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20230099999 - 2³ = 20230099991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20230099991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10115049999 + 10115050000.

It is an arithmetic number, because the mean of its divisors is an integer number (10115050000).

Almost surely, 2^20230099999 is an apocalyptic number.

20230099999 is a deficient number, since it is larger than the sum of its proper divisors (1).

20230099999 is an equidigital number, since it uses as much as digits as its factorization.

20230099999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 708588, while the sum is 52.

The spelling of 20230099999 in words is "twenty billion, two hundred thirty million, ninety-nine thousand, nine hundred ninety-nine".