12211200211102 has 4 divisors (see below), whose sum is σ = 18316800316656. Its totient is φ = 6105600105550.

The previous prime is 12211200211079. The next prime is 12211200211139. The reversal of 12211200211102 is 20111200211221.

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

It is a super-2 number, since 2×12211200211102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3052800052774 + ... + 3052800052777.

It is an arithmetic number, because the mean of its divisors is an integer number (4579200079164).

Almost surely, 2^{12211200211102} is an apocalyptic number.

12211200211102 is a deficient number, since it is larger than the sum of its proper divisors (6105600105554).

12211200211102 is an equidigital number, since it uses as much as digits as its factorization.

12211200211102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6105600105553.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12211200211102 its reverse (20111200211221), we get a palindrome (32322400422323).

The spelling of 12211200211102 in words is "twelve trillion, two hundred eleven billion, two hundred million, two hundred eleven thousand, one hundred two".