12111020320223 has 96 divisors (see below), whose sum is σ = 14366369267712. Its totient is φ = 10118979720000.

The previous prime is 12111020320211. The next prime is 12111020320283. The reversal of 12111020320223 is 32202302011121.

It is not a de Polignac number, because 12111020320223 - 2⁸ = 12111020319967 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12111020320195 and 12111020320204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12111020320283) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 12320467790 + ... + 12320468772.

It is an arithmetic number, because the mean of its divisors is an integer number (149649679872).

Almost surely, 2^{12111020320223} is an apocalyptic number.

12111020320223 is a deficient number, since it is larger than the sum of its proper divisors (2255348947489).

12111020320223 is a wasteful number, since it uses less digits than its factorization.

12111020320223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1593 (or 1574 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 12111020320223 its reverse (32202302011121), we get a palindrome (44313322331344).

The spelling of 12111020320223 in words is "twelve trillion, one hundred eleven billion, twenty million, three hundred twenty thousand, two hundred twenty-three".