1121320311233 has 8 divisors (see below), whose sum is σ = 1159071073536. Its totient is φ = 1083668245200.

The previous prime is 1121320311229. The next prime is 1121320311301. The reversal of 1121320311233 is 3321130231211.

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 1121320311233 - 2² = 1121320311229 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1121320311199 and 1121320311208.

It is not an unprimeable number, because it can be changed into a prime (1121320011233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24650963 + ... + 24696408.

It is an arithmetic number, because the mean of its divisors is an integer number (144883884192).

Almost surely, 2^{1121320311233} is an apocalyptic number.

It is an amenable number.

1121320311233 is a deficient number, since it is larger than the sum of its proper divisors (37750762303).

1121320311233 is an equidigital number, since it uses as much as digits as its factorization.

1121320311233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49348135.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1121320311233 its reverse (3321130231211), we get a palindrome (4442450542444).

The spelling of 1121320311233 in words is "one trillion, one hundred twenty-one billion, three hundred twenty million, three hundred eleven thousand, two hundred thirty-three".