1222314320343 has 16 divisors (see below), whose sum is σ = 1696294062720. Its totient is φ = 781950171744.

The previous prime is 1222314320317. The next prime is 1222314320387. The reversal of 1222314320343 is 3430234132221.

It is a happy number.

It is not a de Polignac number, because 1222314320343 - 2¹⁰ = 1222314319319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1222314320343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222314327343) 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, 43082721 + ... + 43111082.

It is an arithmetic number, because the mean of its divisors is an integer number (106018378920).

Almost surely, 2^{1222314320343} is an apocalyptic number.

1222314320343 is a deficient number, since it is larger than the sum of its proper divisors (473979742377).

1222314320343 is a wasteful number, since it uses less digits than its factorization.

1222314320343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86193998.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 1222314320343 its reverse (3430234132221), we get a palindrome (4652548452564).

The spelling of 1222314320343 in words is "one trillion, two hundred twenty-two billion, three hundred fourteen million, three hundred twenty thousand, three hundred forty-three".