2231213331323 has 16 divisors (see below), whose sum is σ = 2374370048160. Its totient is φ = 2089395302400.

The previous prime is 2231213331311. The next prime is 2231213331331. The reversal of 2231213331323 is 3231333121322.

It is a cyclic number.

It is not a de Polignac number, because 2231213331323 - 2¹² = 2231213327227 is a prime.

It is a super-3 number, since 3×2231213331323³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2231213331353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4384328 + ... + 4866698.

It is an arithmetic number, because the mean of its divisors is an integer number (148398128010).

Almost surely, 2^{2231213331323} is an apocalyptic number.

2231213331323 is a deficient number, since it is larger than the sum of its proper divisors (143156716837).

2231213331323 is a wasteful number, since it uses less digits than its factorization.

2231213331323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483758.

The product of its digits is 11664, while the sum is 29.

Adding to 2231213331323 its reverse (3231333121322), we get a palindrome (5462546452645).

The spelling of 2231213331323 in words is "two trillion, two hundred thirty-one billion, two hundred thirteen million, three hundred thirty-one thousand, three hundred twenty-three".