12011012320223 has 16 divisors (see below), whose sum is σ = 13772689542144. Its totient is φ = 10260797760960.

The previous prime is 12011012320213. The next prime is 12011012320247. The reversal of 12011012320223 is 32202321011021.

It is a cyclic number.

It is not a de Polignac number, because 12011012320223 - 2⁸ = 12011012319967 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12011012320195 and 12011012320204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011012320213) 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, 17730086 + ... + 18395052.

It is an arithmetic number, because the mean of its divisors is an integer number (860793096384).

Almost surely, 2^{12011012320223} is an apocalyptic number.

12011012320223 is a deficient number, since it is larger than the sum of its proper divisors (1761677221921).

12011012320223 is an equidigital number, since it uses as much as digits as its factorization.

12011012320223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673582.

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

Adding to 12011012320223 its reverse (32202321011021), we get a palindrome (44213333331244).

The spelling of 12011012320223 in words is "twelve trillion, eleven billion, twelve million, three hundred twenty thousand, two hundred twenty-three".