11131323023233 has 48 divisors (see below), whose sum is σ = 13783762592064. Its totient is φ = 8931934878720.

The previous prime is 11131323023203. The next prime is 11131323023269. The reversal of 11131323023233 is 33232032313111.

It is a happy number.

It is not a de Polignac number, because 11131323023233 - 2¹³ = 11131323015041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11131323023203) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 131740866 + ... + 131825332.

It is an arithmetic number, because the mean of its divisors is an integer number (287161720668).

Almost surely, 2^{11131323023233} is an apocalyptic number.

It is an amenable number.

11131323023233 is a deficient number, since it is larger than the sum of its proper divisors (2652439568831).

11131323023233 is a wasteful number, since it uses less digits than its factorization.

11131323023233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85342 (or 85335 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 11131323023233 its reverse (33232032313111), we get a palindrome (44363355336344).

The spelling of 11131323023233 in words is "eleven trillion, one hundred thirty-one billion, three hundred twenty-three million, twenty-three thousand, two hundred thirty-three".