1131023113033 has 4 divisors (see below), whose sum is σ = 1233843396048. Its totient is φ = 1028202830020.

The previous prime is 1131023113027. The next prime is 1131023113039. The reversal of 1131023113033 is 3303113201311.

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 an interprime number because it is at equal distance from previous prime (1131023113027) and next prime (1131023113039).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1131023113033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1131023112995 and 1131023113013.

It is not an unprimeable number, because it can be changed into a prime (1131023113039) 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, 51410141491 + ... + 51410141512.

It is an arithmetic number, because the mean of its divisors is an integer number (308460849012).

Almost surely, 2^{1131023113033} is an apocalyptic number.

It is an amenable number.

1131023113033 is a deficient number, since it is larger than the sum of its proper divisors (102820283015).

1131023113033 is a wasteful number, since it uses less digits than its factorization.

1131023113033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102820283014.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 1131023113033 its reverse (3303113201311), we get a palindrome (4434136314344).

The spelling of 1131023113033 in words is "one trillion, one hundred thirty-one billion, twenty-three million, one hundred thirteen thousand, thirty-three".