1131320033023 has 4 divisors (see below), whose sum is σ = 1142303722768. Its totient is φ = 1120336343280.

The previous prime is 1131320033021. The next prime is 1131320033057. The reversal of 1131320033023 is 3203300231311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1131320033023 - 2¹ = 1131320033021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1131320032985 and 1131320033003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131320033021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5491844718 + ... + 5491844923.

It is an arithmetic number, because the mean of its divisors is an integer number (285575930692).

Almost surely, 2^{1131320033023} is an apocalyptic number.

1131320033023 is a deficient number, since it is larger than the sum of its proper divisors (10983689745).

1131320033023 is a wasteful number, since it uses less digits than its factorization.

1131320033023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10983689744.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 1131320033023 its reverse (3203300231311), we get a palindrome (4334620264334).

The spelling of 1131320033023 in words is "one trillion, one hundred thirty-one billion, three hundred twenty million, thirty-three thousand, twenty-three".