1131110312233 has 4 divisors (see below), whose sum is σ = 1233938522448. Its totient is φ = 1028282102020.

The previous prime is 1131110312231. The next prime is 1131110312347. The reversal of 1131110312233 is 3322130111311.

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 1131110312233 - 2¹ = 1131110312231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1131110312231) 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, 51414105091 + ... + 51414105112.

It is an arithmetic number, because the mean of its divisors is an integer number (308484630612).

Almost surely, 2^{1131110312233} is an apocalyptic number.

It is an amenable number.

1131110312233 is a deficient number, since it is larger than the sum of its proper divisors (102828210215).

1131110312233 is a wasteful number, since it uses less digits than its factorization.

1131110312233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102828210214.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 1131110312233 its reverse (3322130111311), we get a palindrome (4453240423544).

The spelling of 1131110312233 in words is "one trillion, one hundred thirty-one billion, one hundred ten million, three hundred twelve thousand, two hundred thirty-three".