210232313303 has 4 divisors (see below), whose sum is σ = 219372848688. Its totient is φ = 201091777920.

The previous prime is 210232313299. The next prime is 210232313329. The reversal of 210232313303 is 303313232012.

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 210232313303 - 2² = 210232313299 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 9140535361 = 210232313303 / (2 + 1 + 0 + 2 + 3 + 2 + 3 + 1 + 3 + 3 + 0 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210232315303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4570267658 + ... + 4570267703.

It is an arithmetic number, because the mean of its divisors is an integer number (54843212172).

Almost surely, 2^210232313303 is an apocalyptic number.

210232313303 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

210232313303 is a deficient number, since it is larger than the sum of its proper divisors (9140535385).

210232313303 is an equidigital number, since it uses as much as digits as its factorization.

210232313303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9140535384.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 210232313303 its reverse (303313232012), we get a palindrome (513545545315).

The spelling of 210232313303 in words is "two hundred ten billion, two hundred thirty-two million, three hundred thirteen thousand, three hundred three".