11321230112233 has 4 divisors (see below), whose sum is σ = 11597357675988. Its totient is φ = 11045102548480.

The previous prime is 11321230112197. The next prime is 11321230112239. The reversal of 11321230112233 is 33221103212311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5726434642009 + 5594795470224 = 2392997^2 + 2365332^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11321230112233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11321230112198 and 11321230112207.

It is not an unprimeable number, because it can be changed into a prime (11321230112239) 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, 138063781816 + ... + 138063781897.

It is an arithmetic number, because the mean of its divisors is an integer number (2899339418997).

Almost surely, 2^{11321230112233} is an apocalyptic number.

It is an amenable number.

11321230112233 is a deficient number, since it is larger than the sum of its proper divisors (276127563755).

11321230112233 is an equidigital number, since it uses as much as digits as its factorization.

11321230112233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276127563754.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 11321230112233 its reverse (33221103212311), we get a palindrome (44542333324544).

The spelling of 11321230112233 in words is "eleven trillion, three hundred twenty-one billion, two hundred thirty million, one hundred twelve thousand, two hundred thirty-three".