1321314034241 has 4 divisors (see below), whose sum is σ = 1321316333232. Its totient is φ = 1321311735252.

The previous prime is 1321314034237. The next prime is 1321314034277. The reversal of 1321314034241 is 1424304131231.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1321314034241 - 2² = 1321314034237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1321314034211) 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, 567290 + ... + 1721756.

It is an arithmetic number, because the mean of its divisors is an integer number (330329083308).

Almost surely, 2^{1321314034241} is an apocalyptic number.

It is an amenable number.

1321314034241 is a deficient number, since it is larger than the sum of its proper divisors (2298991).

1321314034241 is a wasteful number, since it uses less digits than its factorization.

1321314034241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2298990.

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

Adding to 1321314034241 its reverse (1424304131231), we get a palindrome (2745618165472).

The spelling of 1321314034241 in words is "one trillion, three hundred twenty-one billion, three hundred fourteen million, thirty-four thousand, two hundred forty-one".