2140322043443 has 8 divisors (see below), whose sum is σ = 2151593902080. Its totient is φ = 2129050872520.

The previous prime is 2140322043421. The next prime is 2140322043487. The reversal of 2140322043443 is 3443402230412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2140322043443 - 2¹² = 2140322039347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2140322043413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6813896 + ... + 7121082.

It is an arithmetic number, because the mean of its divisors is an integer number (268949237760).

Almost surely, 2^{2140322043443} is an apocalyptic number.

2140322043443 is a deficient number, since it is larger than the sum of its proper divisors (11271858637).

2140322043443 is a wasteful number, since it uses less digits than its factorization.

2140322043443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343857.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 2140322043443 its reverse (3443402230412), we get a palindrome (5583724273855).

The spelling of 2140322043443 in words is "two trillion, one hundred forty billion, three hundred twenty-two million, forty-three thousand, four hundred forty-three".