111210201202111 has 8 divisors (see below), whose sum is σ = 122521409786448. Its totient is φ = 100099191000000.

The previous prime is 111210201202109. The next prime is 111210201202123. The reversal of 111210201202111 is 111202102012111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111210201202111 - 2¹ = 111210201202109 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 (111210201202171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50049594390 + ... + 50049596611.

It is an arithmetic number, because the mean of its divisors is an integer number (15315176223306).

Almost surely, 2^{111210201202111} is an apocalyptic number.

111210201202111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111210201202111 is a deficient number, since it is larger than the sum of its proper divisors (11311208584337).

111210201202111 is a wasteful number, since it uses less digits than its factorization.

111210201202111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100099191113.

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

Adding to 111210201202111 its reverse (111202102012111), we get a palindrome (222412303214222).

The spelling of 111210201202111 in words is "one hundred eleven trillion, two hundred ten billion, two hundred one million, two hundred two thousand, one hundred eleven".