2143200304444 has 12 divisors (see below), whose sum is σ = 3750619950000. Its totient is φ = 1071594604448.

The previous prime is 2143200304439. The next prime is 2143200304517. The reversal of 2143200304444 is 4444030023412.

It is a super-2 number, since 2×2143200304444² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 446944 + ... + 2118055.

It is an arithmetic number, because the mean of its divisors is an integer number (312551662500).

Almost surely, 2^{2143200304444} is an apocalyptic number.

It is an amenable number.

2143200304444 is a deficient number, since it is larger than the sum of its proper divisors (1607419645556).

2143200304444 is a wasteful number, since it uses less digits than its factorization.

2143200304444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2773892 (or 2773890 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 2143200304444 its reverse (4444030023412), we get a palindrome (6587230327856).

The spelling of 2143200304444 in words is "two trillion, one hundred forty-three billion, two hundred million, three hundred four thousand, four hundred forty-four".