23212311303 has 8 divisors (see below), whose sum is σ = 30962253168. Its totient is φ = 15468621824.

The previous prime is 23212311301. The next prime is 23212311313. The reversal of 23212311303 is 30311321232.

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 23212311303 - 2¹ = 23212311301 is a prime.

It is a super-2 number, since 2×23212311303² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23212311303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23212311301) 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 7 ways as a sum of consecutive naturals, for example, 1554426 + ... + 1569287.

It is an arithmetic number, because the mean of its divisors is an integer number (3870281646).

Almost surely, 2^23212311303 is an apocalyptic number.

23212311303 is a deficient number, since it is larger than the sum of its proper divisors (7749941865).

23212311303 is a wasteful number, since it uses less digits than its factorization.

23212311303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3126193.

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

Adding to 23212311303 its reverse (30311321232), we get a palindrome (53523632535).

The spelling of 23212311303 in words is "twenty-three billion, two hundred twelve million, three hundred eleven thousand, three hundred three".