20233313303 has 4 divisors (see below), whose sum is σ = 23123786640. Its totient is φ = 17342839968.

The previous prime is 20233313293. The next prime is 20233313333. The reversal of 20233313303 is 30331333202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20233313303 - 2¹⁰ = 20233312279 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 (20233313333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1445236658 + ... + 1445236671.

It is an arithmetic number, because the mean of its divisors is an integer number (5780946660).

Almost surely, 2^20233313303 is an apocalyptic number.

20233313303 is a deficient number, since it is larger than the sum of its proper divisors (2890473337).

20233313303 is an equidigital number, since it uses as much as digits as its factorization.

20233313303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2890473336.

The product of its (nonzero) digits is 2916, while the sum is 23.

Adding to 20233313303 its reverse (30331333202), we get a palindrome (50564646505).

The spelling of 20233313303 in words is "twenty billion, two hundred thirty-three million, three hundred thirteen thousand, three hundred three".