1241333320321 has 4 divisors (see below), whose sum is σ = 1295304334272. Its totient is φ = 1187362306372.

The previous prime is 1241333320301. The next prime is 1241333320391. The reversal of 1241333320321 is 1230233331421.

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 1241333320321 - 2⁷ = 1241333320193 is a prime.

It is a super-3 number, since 3×1241333320321³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1241333320321.

It is not an unprimeable number, because it can be changed into a prime (1241333320301) 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, 26985506941 + ... + 26985506986.

It is an arithmetic number, because the mean of its divisors is an integer number (323826083568).

Almost surely, 2^{1241333320321} is an apocalyptic number.

It is an amenable number.

1241333320321 is a deficient number, since it is larger than the sum of its proper divisors (53971013951).

1241333320321 is an equidigital number, since it uses as much as digits as its factorization.

1241333320321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53971013950.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 1241333320321 its reverse (1230233331421), we get a palindrome (2471566651742).

The spelling of 1241333320321 in words is "one trillion, two hundred forty-one billion, three hundred thirty-three million, three hundred twenty thousand, three hundred twenty-one".