12011330223 has 24 divisors (see below), whose sum is σ = 17831518848. Its totient is φ = 7786819152.

The previous prime is 12011330209. The next prime is 12011330249. The reversal of 12011330223 is 32203311021.

It is not a de Polignac number, because 12011330223 - 2⁶ = 12011330159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12011330196 and 12011330205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011330203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19486 + ... + 156212.

It is an arithmetic number, because the mean of its divisors is an integer number (742979952).

Almost surely, 2^12011330223 is an apocalyptic number.

12011330223 is a deficient number, since it is larger than the sum of its proper divisors (5820188625).

12011330223 is a wasteful number, since it uses less digits than its factorization.

12011330223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137003 (or 137000 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12011330223 its reverse (32203311021), we get a palindrome (44214641244).

The spelling of 12011330223 in words is "twelve billion, eleven million, three hundred thirty thousand, two hundred twenty-three".