12310012132111 has 4 divisors (see below), whose sum is σ = 12331646600400. Its totient is φ = 12288377663824.

The previous prime is 12310012132079. The next prime is 12310012132127. The reversal of 12310012132111 is 11123121001321.

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

It is a cyclic number.

It is not a de Polignac number, because 12310012132111 - 2⁵ = 12310012132079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12310012132141) 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, 10817233291 + ... + 10817234428.

It is an arithmetic number, because the mean of its divisors is an integer number (3082911650100).

Almost surely, 2^{12310012132111} is an apocalyptic number.

12310012132111 is a deficient number, since it is larger than the sum of its proper divisors (21634468289).

12310012132111 is an equidigital number, since it uses as much as digits as its factorization.

12310012132111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21634468288.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 12310012132111 its reverse (11123121001321), we get a palindrome (23433133133432).

The spelling of 12310012132111 in words is "twelve trillion, three hundred ten billion, twelve million, one hundred thirty-two thousand, one hundred eleven".