2231120002313 has 4 divisors (see below), whose sum is σ = 2231341595460. Its totient is φ = 2230898409168.

The previous prime is 2231120002291. The next prime is 2231120002333. The reversal of 2231120002313 is 3132000211322.

2231120002313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 326631681289 + 1904488321024 = 571517^2 + 1380032^2 .

It is a cyclic number.

It is not a de Polignac number, because 2231120002313 - 2⁶ = 2231120002249 is a prime.

It is a super-3 number, since 3×2231120002313³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2231120002333) 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, 110781470 + ... + 110801607.

It is an arithmetic number, because the mean of its divisors is an integer number (557835398865).

Almost surely, 2^{2231120002313} is an apocalyptic number.

It is an amenable number.

2231120002313 is a deficient number, since it is larger than the sum of its proper divisors (221593147).

2231120002313 is a wasteful number, since it uses less digits than its factorization.

2231120002313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221593146.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2231120002313 its reverse (3132000211322), we get a palindrome (5363120213635).

The spelling of 2231120002313 in words is "two trillion, two hundred thirty-one billion, one hundred twenty million, two thousand, three hundred thirteen".