20203329999 has 8 divisors (see below), whose sum is σ = 26940714160. Its totient is φ = 13467416256.

The previous prime is 20203329977. The next prime is 20203330033. The reversal of 20203329999 is 99992330202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20203329999 - 2⁵ = 20203329967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20203329919) 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 in 7 ways as a sum of consecutive naturals, for example, 335134 + ... + 390795.

It is an arithmetic number, because the mean of its divisors is an integer number (3367589270).

Almost surely, 2^20203329999 is an apocalyptic number.

20203329999 is a deficient number, since it is larger than the sum of its proper divisors (6737384161).

20203329999 is an equidigital number, since it uses as much as digits as its factorization.

20203329999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735209.

The product of its (nonzero) digits is 472392, while the sum is 48.

The spelling of 20203329999 in words is "twenty billion, two hundred three million, three hundred twenty-nine thousand, nine hundred ninety-nine".