1322554213243 has 4 divisors (see below), whose sum is σ = 1328087913120. Its totient is φ = 1317020513368.

The previous prime is 1322554213223. The next prime is 1322554213297. The reversal of 1322554213243 is 3423124552231.

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 1322554213243 - 2³³ = 1313964278651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1322554213223) 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, 2766849580 + ... + 2766850057.

It is an arithmetic number, because the mean of its divisors is an integer number (332021978280).

Almost surely, 2^{1322554213243} is an apocalyptic number.

1322554213243 is a deficient number, since it is larger than the sum of its proper divisors (5533699877).

1322554213243 is an equidigital number, since it uses as much as digits as its factorization.

1322554213243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5533699876.

The product of its digits is 172800, while the sum is 37.

Adding to 1322554213243 its reverse (3423124552231), we get a palindrome (4745678765474).

The spelling of 1322554213243 in words is "one trillion, three hundred twenty-two billion, five hundred fifty-four million, two hundred thirteen thousand, two hundred forty-three".