111210201122101 has 16 divisors (see below), whose sum is σ = 112492700208000. Its totient is φ = 109933294417408.

The previous prime is 111210201122099. The next prime is 111210201122191. The reversal of 111210201122101 is 101221102012111.

It is a cyclic number.

It is not a de Polignac number, because 111210201122101 - 2¹ = 111210201122099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111210201122191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68782080 + ... + 70380358.

It is an arithmetic number, because the mean of its divisors is an integer number (7030793763000).

Almost surely, 2^{111210201122101} is an apocalyptic number.

It is an amenable number.

111210201122101 is a deficient number, since it is larger than the sum of its proper divisors (1282499085899).

111210201122101 is a wasteful number, since it uses less digits than its factorization.

111210201122101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1600028.

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

Adding to 111210201122101 its reverse (101221102012111), we get a palindrome (212431303134212).

The spelling of 111210201122101 in words is "one hundred eleven trillion, two hundred ten billion, two hundred one million, one hundred twenty-two thousand, one hundred one".