1322042312443 has 4 divisors (see below), whose sum is σ = 1379522413008. Its totient is φ = 1264562211880.

The previous prime is 1322042312407. The next prime is 1322042312533. The reversal of 1322042312443 is 3442132402231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1322042312443 - 2²⁵ = 1322008758011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1322042310443) 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, 28740050248 + ... + 28740050293.

It is an arithmetic number, because the mean of its divisors is an integer number (344880603252).

Almost surely, 2^{1322042312443} is an apocalyptic number.

1322042312443 is a deficient number, since it is larger than the sum of its proper divisors (57480100565).

1322042312443 is an equidigital number, since it uses as much as digits as its factorization.

1322042312443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57480100564.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 1322042312443 its reverse (3442132402231), we get a palindrome (4764174714674).

The spelling of 1322042312443 in words is "one trillion, three hundred twenty-two billion, forty-two million, three hundred twelve thousand, four hundred forty-three".