2303143313322 has 16 divisors (see below), whose sum is σ = 4618127985120. Its totient is φ = 765740878032.

The previous prime is 2303143313309. The next prime is 2303143313351. The reversal of 2303143313322 is 2233133413032.

It is a self number, because there is not a number n which added to its sum of digits gives 2303143313322.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 493387408 + ... + 493392075.

It is an arithmetic number, because the mean of its divisors is an integer number (288632999070).

Almost surely, 2^{2303143313322} is an apocalyptic number.

2303143313322 is an abundant number, since it is smaller than the sum of its proper divisors (2314984671798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2303143313322 is a wasteful number, since it uses less digits than its factorization.

2303143313322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986779877.

The product of its (nonzero) digits is 23328, while the sum is 30.

Adding to 2303143313322 its reverse (2233133413032), we get a palindrome (4536276726354).

The spelling of 2303143313322 in words is "two trillion, three hundred three billion, one hundred forty-three million, three hundred thirteen thousand, three hundred twenty-two".