213312012303 has 8 divisors (see below), whose sum is σ = 306294171568. Its totient is φ = 131268930624.

The previous prime is 213312012301. The next prime is 213312012349. The reversal of 213312012303 is 303210213312.

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

It is not a de Polignac number, because 213312012303 - 2¹ = 213312012301 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 213312012303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213312012301) 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, 2734769350 + ... + 2734769427.

It is an arithmetic number, because the mean of its divisors is an integer number (38286771446).

Almost surely, 2^213312012303 is an apocalyptic number.

213312012303 is a deficient number, since it is larger than the sum of its proper divisors (92982159265).

213312012303 is a wasteful number, since it uses less digits than its factorization.

213312012303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5469538793.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 213312012303 its reverse (303210213312), we get a palindrome (516522225615).

The spelling of 213312012303 in words is "two hundred thirteen billion, three hundred twelve million, twelve thousand, three hundred three".