13111223112329 has 16 divisors (see below), whose sum is σ = 13758853933440. Its totient is φ = 12479874771840.

The previous prime is 13111223112311. The next prime is 13111223112343. The reversal of 13111223112329 is 92321132211131.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 13111223112329 - 2¹⁶ = 13111223046793 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13111223112295 and 13111223112304.

It is not an unprimeable number, because it can be changed into a prime (13111423112329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2628374 + ... + 5755935.

It is an arithmetic number, because the mean of its divisors is an integer number (859928370840).

Almost surely, 2^{13111223112329} is an apocalyptic number.

It is an amenable number.

13111223112329 is a deficient number, since it is larger than the sum of its proper divisors (647630821111).

13111223112329 is an equidigital number, since it uses as much as digits as its factorization.

13111223112329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8385280.

The product of its digits is 3888, while the sum is 32.

The spelling of 13111223112329 in words is "thirteen trillion, one hundred eleven billion, two hundred twenty-three million, one hundred twelve thousand, three hundred twenty-nine".