12110021122101 has 64 divisors (see below), whose sum is σ = 19557229418496. Its totient is φ = 6506832384000.

The previous prime is 12110021122091. The next prime is 12110021122123. The reversal of 12110021122101 is 10122112001121.

It is a happy number.

It is not a de Polignac number, because 12110021122101 - 2¹⁵ = 12110021089333 is a prime.

It is a super-2 number, since 2×12110021122101² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12110021122151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2989388526 + ... + 2989392576.

It is an arithmetic number, because the mean of its divisors is an integer number (305581709664).

Almost surely, 2^{12110021122101} is an apocalyptic number.

It is an amenable number.

12110021122101 is a deficient number, since it is larger than the sum of its proper divisors (7447208296395).

12110021122101 is a wasteful number, since it uses less digits than its factorization.

12110021122101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9882.

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

Adding to 12110021122101 its reverse (10122112001121), we get a palindrome (22232133123222).

The spelling of 12110021122101 in words is "twelve trillion, one hundred ten billion, twenty-one million, one hundred twenty-two thousand, one hundred one".