100020331303 has 4 divisors (see below), whose sum is σ = 100024381600. Its totient is φ = 100016281008.

The previous prime is 100020331277. The next prime is 100020331349. The reversal of 100020331303 is 303133020001.

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 100020331303 - 2⁹ = 100020330791 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 (100020334303) 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 3 ways as a sum of consecutive naturals, for example, 1987878 + ... + 2037571.

It is an arithmetic number, because the mean of its divisors is an integer number (25006095400).

Almost surely, 2^100020331303 is an apocalyptic number.

100020331303 is a deficient number, since it is larger than the sum of its proper divisors (4050297).

100020331303 is an equidigital number, since it uses as much as digits as its factorization.

100020331303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4050296.

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 100020331303 its reverse (303133020001), we get a palindrome (403153351304).

The spelling of 100020331303 in words is "one hundred billion, twenty million, three hundred thirty-one thousand, three hundred three".