1324344311021 has 4 divisors (see below), whose sum is σ = 1394046643200. Its totient is φ = 1254641978844.

The previous prime is 1324344310969. The next prime is 1324344311029. The reversal of 1324344311021 is 1201134434231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1324344311021 - 2¹⁰ = 1324344309997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1324344311029) 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, 34851166061 + ... + 34851166098.

It is an arithmetic number, because the mean of its divisors is an integer number (348511660800).

Almost surely, 2^{1324344311021} is an apocalyptic number.

It is an amenable number.

1324344311021 is a deficient number, since it is larger than the sum of its proper divisors (69702332179).

1324344311021 is an equidigital number, since it uses as much as digits as its factorization.

1324344311021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69702332178.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 1324344311021 its reverse (1201134434231), we get a palindrome (2525478745252).

The spelling of 1324344311021 in words is "one trillion, three hundred twenty-four billion, three hundred forty-four million, three hundred eleven thousand, twenty-one".