1321233524411 has 24 divisors (see below), whose sum is σ = 1419983064000. Its totient is φ = 1228945665024.

The previous prime is 1321233524381. The next prime is 1321233524417. The reversal of 1321233524411 is 1144253321231.

It is a happy number.

It is not a de Polignac number, because 1321233524411 - 2¹⁴ = 1321233508027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1321233524417) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58349630 + ... + 58372268.

It is an arithmetic number, because the mean of its divisors is an integer number (59165961000).

Almost surely, 2^{1321233524411} is an apocalyptic number.

1321233524411 is a deficient number, since it is larger than the sum of its proper divisors (98749539589).

1321233524411 is a wasteful number, since it uses less digits than its factorization.

1321233524411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25031 (or 25014 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

Adding to 1321233524411 its reverse (1144253321231), we get a palindrome (2465486845642).

The spelling of 1321233524411 in words is "one trillion, three hundred twenty-one billion, two hundred thirty-three million, five hundred twenty-four thousand, four hundred eleven".