11231233111233 has 12 divisors (see below), whose sum is σ = 17177180052708. Its totient is φ = 7047048226560.

The previous prime is 11231233111213. The next prime is 11231233111237. The reversal of 11231233111233 is 33211133213211.

11231233111233 is a `hidden beast` number, since 1 + 1 + 2 + 312 + 3 + 3 + 111 + 233 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4468201171344 + 6763031939889 = 2113812^2 + 2600583^2 .

It is not a de Polignac number, because 11231233111233 - 2¹⁷ = 11231232980161 is a prime.

It is a super-2 number, since 2×11231233111233² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11231233111197 and 11231233111206.

It is not an unprimeable number, because it can be changed into a prime (11231233111237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36703376028 + ... + 36703376333.

It is an arithmetic number, because the mean of its divisors is an integer number (1431431671059).

Almost surely, 2^{11231233111233} is an apocalyptic number.

It is an amenable number.

11231233111233 is a deficient number, since it is larger than the sum of its proper divisors (5945946941475).

11231233111233 is a wasteful number, since it uses less digits than its factorization.

11231233111233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73406752384 (or 73406752381 counting only the distinct ones).

The product of its digits is 1944, while the sum is 27.

Adding to 11231233111233 its reverse (33211133213211), we get a palindrome (44442366324444).

The spelling of 11231233111233 in words is "eleven trillion, two hundred thirty-one billion, two hundred thirty-three million, one hundred eleven thousand, two hundred thirty-three".