1118321320033 has 8 divisors (see below), whose sum is σ = 1144441514880. Its totient is φ = 1092298047120.

The previous prime is 1118321320027. The next prime is 1118321320043. The reversal of 1118321320033 is 3300231238111.

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 1118321320033 - 2¹⁷ = 1118321188961 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1118321319983 and 1118321320010.

It is not an unprimeable number, because it can be changed into a prime (1118321320013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24207138 + ... + 24253291.

It is an arithmetic number, because the mean of its divisors is an integer number (143055189360).

Almost surely, 2^{1118321320033} is an apocalyptic number.

It is an amenable number.

1118321320033 is a deficient number, since it is larger than the sum of its proper divisors (26120194847).

1118321320033 is an equidigital number, since it uses as much as digits as its factorization.

1118321320033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48460967.

The product of its (nonzero) digits is 2592, while the sum is 28.

Adding to 1118321320033 its reverse (3300231238111), we get a palindrome (4418552558144).

The spelling of 1118321320033 in words is "one trillion, one hundred eighteen billion, three hundred twenty-one million, three hundred twenty thousand, thirty-three".