12311120032133 has 4 divisors (see below), whose sum is σ = 13258129265388. Its totient is φ = 11364110798880.

The previous prime is 12311120032129. The next prime is 12311120032163. The reversal of 12311120032133 is 33123002111321.

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 7093582370884 + 5217537661249 = 2663378^2 + 2284193^2 .

It is a cyclic number.

It is not a de Polignac number, because 12311120032133 - 2² = 12311120032129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12311120032099 and 12311120032108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12311120032163) 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, 473504616608 + ... + 473504616633.

It is an arithmetic number, because the mean of its divisors is an integer number (3314532316347).

Almost surely, 2^{12311120032133} is an apocalyptic number.

12311120032133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12311120032133 is a deficient number, since it is larger than the sum of its proper divisors (947009233255).

12311120032133 is an equidigital number, since it uses as much as digits as its factorization.

12311120032133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947009233254.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 12311120032133 its reverse (33123002111321), we get a palindrome (45434122143454).

The spelling of 12311120032133 in words is "twelve trillion, three hundred eleven billion, one hundred twenty million, thirty-two thousand, one hundred thirty-three".