1131301122233 has 4 divisors (see below), whose sum is σ = 1147234940928. Its totient is φ = 1115367303540.

The previous prime is 1131301122191. The next prime is 1131301122247. The reversal of 1131301122233 is 3322211031311.

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 1131301122233 - 2²⁴ = 1131284345017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1131301122199 and 1131301122208.

It is not an unprimeable number, because it can be changed into a prime (1131301122253) 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, 7966909241 + ... + 7966909382.

It is an arithmetic number, because the mean of its divisors is an integer number (286808735232).

Almost surely, 2^{1131301122233} is an apocalyptic number.

It is an amenable number.

1131301122233 is a deficient number, since it is larger than the sum of its proper divisors (15933818695).

1131301122233 is an equidigital number, since it uses as much as digits as its factorization.

1131301122233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15933818694.

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

Adding to 1131301122233 its reverse (3322211031311), we get a palindrome (4453512153544).

The spelling of 1131301122233 in words is "one trillion, one hundred thirty-one billion, three hundred one million, one hundred twenty-two thousand, two hundred thirty-three".