2321212211313 has 16 divisors (see below), whose sum is σ = 3103145588736. Its totient is φ = 1543381454160.

The previous prime is 2321212211257. The next prime is 2321212211333. The reversal of 2321212211313 is 3131122121232.

It is not a de Polignac number, because 2321212211313 - 2¹⁸ = 2321211949169 is a prime.

It is a super-2 number, since 2×2321212211313² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2321212211333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1428648 + ... + 2585238.

It is an arithmetic number, because the mean of its divisors is an integer number (193946599296).

Almost surely, 2^{2321212211313} is an apocalyptic number.

It is an amenable number.

2321212211313 is a deficient number, since it is larger than the sum of its proper divisors (781933377423).

2321212211313 is a wasteful number, since it uses less digits than its factorization.

2321212211313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158364.

The product of its digits is 864, while the sum is 24.

Adding to 2321212211313 its reverse (3131122121232), we get a palindrome (5452334332545).

The spelling of 2321212211313 in words is "two trillion, three hundred twenty-one billion, two hundred twelve million, two hundred eleven thousand, three hundred thirteen".