2311244134143 has 16 divisors (see below), whose sum is σ = 3536509506816. Its totient is φ = 1315230802560.

The previous prime is 2311244134141. The next prime is 2311244134193. The reversal of 2311244134143 is 3414314421132.

It is a happy number.

It is not a de Polignac number, because 2311244134143 - 2¹ = 2311244134141 is a prime.

It is a super-2 number, since 2×2311244134143² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311244134141) 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, 228333621 + ... + 228343742.

It is an arithmetic number, because the mean of its divisors is an integer number (221031844176).

Almost surely, 2^{2311244134143} is an apocalyptic number.

2311244134143 is a deficient number, since it is larger than the sum of its proper divisors (1225265372673).

2311244134143 is a wasteful number, since it uses less digits than its factorization.

2311244134143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456677614.

The product of its digits is 27648, while the sum is 33.

Adding to 2311244134143 its reverse (3414314421132), we get a palindrome (5725558555275).

The spelling of 2311244134143 in words is "two trillion, three hundred eleven billion, two hundred forty-four million, one hundred thirty-four thousand, one hundred forty-three".