12111424232 has 8 divisors (see below), whose sum is σ = 22708920450. Its totient is φ = 6055712112.

The previous prime is 12111424183. The next prime is 12111424271. The reversal of 12111424232 is 23242411121.

It can be written as a sum of positive squares in only one way, i.e., 11477693956 + 633730276 = 107134^2 + 25174^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 12111424198 and 12111424207.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 756964007 + ... + 756964022.

Almost surely, 2^12111424232 is an apocalyptic number.

It is an amenable number.

12111424232 is a deficient number, since it is larger than the sum of its proper divisors (10597496218).

12111424232 is a wasteful number, since it uses less digits than its factorization.

12111424232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1513928035 (or 1513928031 counting only the distinct ones).

The product of its digits is 768, while the sum is 23.

Adding to 12111424232 its reverse (23242411121), we get a palindrome (35353835353).

The spelling of 12111424232 in words is "twelve billion, one hundred eleven million, four hundred twenty-four thousand, two hundred thirty-two".