12212201110101 has 32 divisors (see below), whose sum is σ = 16744243622400. Its totient is φ = 7912349913600.

The previous prime is 12212201110099. The next prime is 12212201110117. The reversal of 12212201110101 is 10101110221221.

It is a happy number.

It is not a de Polignac number, because 12212201110101 - 2¹ = 12212201110099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12212201110171) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 244939291 + ... + 244989143.

It is an arithmetic number, because the mean of its divisors is an integer number (523257613200).

Almost surely, 2^{12212201110101} is an apocalyptic number.

It is an amenable number.

12212201110101 is a deficient number, since it is larger than the sum of its proper divisors (4532042512299).

12212201110101 is a wasteful number, since it uses less digits than its factorization.

12212201110101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57517.

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

Adding to 12212201110101 its reverse (10101110221221), we get a palindrome (22313311331322).

The spelling of 12212201110101 in words is "twelve trillion, two hundred twelve billion, two hundred one million, one hundred ten thousand, one hundred one".