12200111111011 has 4 divisors (see below), whose sum is σ = 12200228649000. Its totient is φ = 12199993573024.

The previous prime is 12200111110981. The next prime is 12200111111051. The reversal of 12200111111011 is 11011111100221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12200111111011 - 2⁷ = 12200111110883 is a prime.

It is a super-2 number, since 2×12200111111011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12200111110982 and 12200111111000.

It is not an unprimeable number, because it can be changed into a prime (12200111111051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58613161 + ... + 58820938.

It is an arithmetic number, because the mean of its divisors is an integer number (3050057162250).

Almost surely, 2^{12200111111011} is an apocalyptic number.

12200111111011 is a deficient number, since it is larger than the sum of its proper divisors (117537989).

12200111111011 is a wasteful number, since it uses less digits than its factorization.

12200111111011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117537988.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 12200111111011 its reverse (11011111100221), we get a palindrome (23211222211232).

The spelling of 12200111111011 in words is "twelve trillion, two hundred billion, one hundred eleven million, one hundred eleven thousand, eleven".