2143113444344 has 16 divisors (see below), whose sum is σ = 4023015646200. Its totient is φ = 1070309272032.

The previous prime is 2143113444323. The next prime is 2143113444347. The reversal of 2143113444344 is 4434443113412.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2143113444298 and 2143113444307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143113444347) 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, 155923967 + ... + 155937710.

Almost surely, 2^{2143113444344} is an apocalyptic number.

It is an amenable number.

2143113444344 is a deficient number, since it is larger than the sum of its proper divisors (1879902201856).

2143113444344 is a wasteful number, since it uses less digits than its factorization.

2143113444344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311862542 (or 311862538 counting only the distinct ones).

The product of its digits is 221184, while the sum is 38.

Adding to 2143113444344 its reverse (4434443113412), we get a palindrome (6577556557756).

The spelling of 2143113444344 in words is "two trillion, one hundred forty-three billion, one hundred thirteen million, four hundred forty-four thousand, three hundred forty-four".