20320210111303 has 8 divisors (see below), whose sum is σ = 20330480016000. Its totient is φ = 20309941483488.

The previous prime is 20320210111177. The next prime is 20320210111309. The reversal of 20320210111303 is 30311101202302.

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

It is a cyclic number.

It is not a de Polignac number, because 20320210111303 - 2²⁵ = 20320176556871 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 (20320210111309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32359050 + ... + 32981032.

It is an arithmetic number, because the mean of its divisors is an integer number (2541310002000).

Almost surely, 2^{20320210111303} is an apocalyptic number.

20320210111303 is a deficient number, since it is larger than the sum of its proper divisors (10269904697).

20320210111303 is a wasteful number, since it uses less digits than its factorization.

20320210111303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638441.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 20320210111303 its reverse (30311101202302), we get a palindrome (50631311313605).

The spelling of 20320210111303 in words is "twenty trillion, three hundred twenty billion, two hundred ten million, one hundred eleven thousand, three hundred three".