2105321341443 has 8 divisors (see below), whose sum is σ = 2807102500608. Its totient is φ = 1403543871624.

The previous prime is 2105321341411. The next prime is 2105321341471. The reversal of 2105321341443 is 3441431235012.

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

It is not a de Polignac number, because 2105321341443 - 2⁵ = 2105321341411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2105321348443) 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, 955146 + ... + 2263392.

It is an arithmetic number, because the mean of its divisors is an integer number (350887812576).

Almost surely, 2^{2105321341443} is an apocalyptic number.

2105321341443 is a deficient number, since it is larger than the sum of its proper divisors (701781159165).

2105321341443 is a wasteful number, since it uses less digits than its factorization.

2105321341443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1844673.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 2105321341443 its reverse (3441431235012), we get a palindrome (5546752576455).

The spelling of 2105321341443 in words is "two trillion, one hundred five billion, three hundred twenty-one million, three hundred forty-one thousand, four hundred forty-three".