20033000230289 has 2 divisors, whose sum is σ = 20033000230290. Its totient is φ = 20033000230288.

The previous prime is 20033000230123. The next prime is 20033000230319. The reversal of 20033000230289 is 98203200033002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18117724146064 + 1915276084225 = 4256492^2 + 1383935^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20033000230289 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (20033002230289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10016500115144 + 10016500115145.

It is an arithmetic number, because the mean of its divisors is an integer number (10016500115145).

Almost surely, 2^{20033000230289} is an apocalyptic number.

It is an amenable number.

20033000230289 is a deficient number, since it is larger than the sum of its proper divisors (1).

20033000230289 is an equidigital number, since it uses as much as digits as its factorization.

20033000230289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 20033000230289 in words is "twenty trillion, thirty-three billion, two hundred thirty thousand, two hundred eighty-nine".