313224140143 has 6 divisors (see below), whose sum is σ = 317043399224. Its totient is φ = 309450348516.

The previous prime is 313224140101. The next prime is 313224140219. The reversal of 313224140143 is 341041422313.

It is a happy number.

It is not a de Polignac number, because 313224140143 - 2²⁹ = 312687269231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313224140443) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22726755 + ... + 22740532.

Almost surely, 2^313224140143 is an apocalyptic number.

313224140143 is a deficient number, since it is larger than the sum of its proper divisors (3819259081).

313224140143 is an frugal number, since it uses more digits than its factorization.

313224140143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45467453 (or 45467370 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 313224140143 its reverse (341041422313), we get a palindrome (654265562456).

The spelling of 313224140143 in words is "three hundred thirteen billion, two hundred twenty-four million, one hundred forty thousand, one hundred forty-three".