12011111111022 has 32 divisors (see below), whose sum is σ = 24060820047264. Its totient is φ = 3997274841600.

The previous prime is 12011111110987. The next prime is 12011111111047. The reversal of 12011111111022 is 22011111111021.

12011111111022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×12011111111022³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 12011111110992 and 12011111111010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11216872 + ... + 12240932.

It is an arithmetic number, because the mean of its divisors is an integer number (751900626477).

Almost surely, 2^{12011111111022} is an apocalyptic number.

12011111111022 is an abundant number, since it is smaller than the sum of its proper divisors (12049708936242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12011111111022 is a wasteful number, since it uses less digits than its factorization.

12011111111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027204.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 12011111111022 its reverse (22011111111021), we get a palindrome (34022222222043).

Subtracting 12011111111022 from its reverse (22011111111021), we obtain a palindrome (9999999999999).

The spelling of 12011111111022 in words is "twelve trillion, eleven billion, one hundred eleven million, one hundred eleven thousand, twenty-two".