12211102100212 has 12 divisors (see below), whose sum is σ = 21415187626560. Its totient is φ = 6092477064056.

The previous prime is 12211102100189. The next prime is 12211102100341. The reversal of 12211102100212 is 21200120111221.

It is a super-2 number, since 2×12211102100212² (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 in 3 ways as a sum of consecutive naturals, for example, 3268494412 + ... + 3268498147.

It is an arithmetic number, because the mean of its divisors is an integer number (1784598968880).

Almost surely, 2^{12211102100212} is an apocalyptic number.

It is an amenable number.

12211102100212 is a deficient number, since it is larger than the sum of its proper divisors (9204085526348).

12211102100212 is a wasteful number, since it uses less digits than its factorization.

12211102100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6536993030 (or 6536993028 counting only the distinct ones).

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

Adding to 12211102100212 its reverse (21200120111221), we get a palindrome (33411222211433).

The spelling of 12211102100212 in words is "twelve trillion, two hundred eleven billion, one hundred two million, one hundred thousand, two hundred twelve".