20300030999 has 2 divisors, whose sum is σ = 20300031000. Its totient is φ = 20300030998.

The previous prime is 20300030983. The next prime is 20300031043. The reversal of 20300030999 is 99903000302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20300030999 - 2⁴ = 20300030983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20300030929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10150015499 + 10150015500.

It is an arithmetic number, because the mean of its divisors is an integer number (10150015500).

Almost surely, 2^20300030999 is an apocalyptic number.

20300030999 is a deficient number, since it is larger than the sum of its proper divisors (1).

20300030999 is an equidigital number, since it uses as much as digits as its factorization.

20300030999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13122, while the sum is 35.

The spelling of 20300030999 in words is "twenty billion, three hundred million, thirty thousand, nine hundred ninety-nine".