1311120133233 has 8 divisors (see below), whose sum is σ = 1808441563200. Its totient is φ = 843939396048.

The previous prime is 1311120133187. The next prime is 1311120133247. The reversal of 1311120133233 is 3323310211131.

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

It is not a de Polignac number, because 1311120133233 - 2²⁰ = 1311119084657 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1311120133933) 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, 7535173093 + ... + 7535173266.

It is an arithmetic number, because the mean of its divisors is an integer number (226055195400).

Almost surely, 2^{1311120133233} is an apocalyptic number.

It is an amenable number.

1311120133233 is a deficient number, since it is larger than the sum of its proper divisors (497321429967).

1311120133233 is a wasteful number, since it uses less digits than its factorization.

1311120133233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15070346391.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 1311120133233 its reverse (3323310211131), we get a palindrome (4634430344364).

The spelling of 1311120133233 in words is "one trillion, three hundred eleven billion, one hundred twenty million, one hundred thirty-three thousand, two hundred thirty-three".