20003144444343 has 6 divisors (see below), whose sum is σ = 28893430864064. Its totient is φ = 13335429629556.

The previous prime is 20003144444293. The next prime is 20003144444357. The reversal of 20003144444343 is 34344444130002.

20003144444343 is a `hidden beast` number, since 200 + 0 + 3 + 1 + 4 + 4 + 4 + 443 + 4 + 3 = 666.

It is not a de Polignac number, because 20003144444343 - 2¹² = 20003144440247 is a prime.

It is a super-2 number, since 2×20003144444343² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20003144444298 and 20003144444307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20003144444363) 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, 1111285802455 + ... + 1111285802472.

Almost surely, 2^{20003144444343} is an apocalyptic number.

20003144444343 is a deficient number, since it is larger than the sum of its proper divisors (8890286419721).

20003144444343 is a wasteful number, since it uses less digits than its factorization.

20003144444343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2222571604933 (or 2222571604930 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 20003144444343 its reverse (34344444130002), we get a palindrome (54347588574345).

The spelling of 20003144444343 in words is "twenty trillion, three billion, one hundred forty-four million, four hundred forty-four thousand, three hundred forty-three".