12200110121211 has 4 divisors (see below), whose sum is σ = 16266813494952. Its totient is φ = 8133406747472.

The previous prime is 12200110121207. The next prime is 12200110121233. The reversal of 12200110121211 is 11212101100221.

It is a happy number.

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 12200110121211 - 2² = 12200110121207 is a prime.

It is a super-2 number, since 2×12200110121211² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12200110121011) 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, 2033351686866 + ... + 2033351686871.

It is an arithmetic number, because the mean of its divisors is an integer number (4066703373738).

Almost surely, 2^{12200110121211} is an apocalyptic number.

12200110121211 is a deficient number, since it is larger than the sum of its proper divisors (4066703373741).

12200110121211 is an equidigital number, since it uses as much as digits as its factorization.

12200110121211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4066703373740.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12200110121211 its reverse (11212101100221), we get a palindrome (23412211221432).

The spelling of 12200110121211 in words is "twelve trillion, two hundred billion, one hundred ten million, one hundred twenty-one thousand, two hundred eleven".