1321120113241 has 8 divisors (see below), whose sum is σ = 1390727368800. Its totient is φ = 1251520319520.

The previous prime is 1321120113239. The next prime is 1321120113251. The reversal of 1321120113241 is 1423110211231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1321120113241 - 2¹ = 1321120113239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1321120113251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1500196 + ... + 2211973.

It is an arithmetic number, because the mean of its divisors is an integer number (173840921100).

Almost surely, 2^{1321120113241} is an apocalyptic number.

It is an amenable number.

1321120113241 is a deficient number, since it is larger than the sum of its proper divisors (69607255559).

1321120113241 is a wasteful number, since it uses less digits than its factorization.

1321120113241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3730919.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 1321120113241 its reverse (1423110211231), we get a palindrome (2744230324472).

The spelling of 1321120113241 in words is "one trillion, three hundred twenty-one billion, one hundred twenty million, one hundred thirteen thousand, two hundred forty-one".