111200120201 has 16 divisors (see below), whose sum is σ = 114895598400. Its totient is φ = 107556216768.

The previous prime is 111200120183. The next prime is 111200120203. The reversal of 111200120201 is 102021002111.

It is a cyclic number.

It is not a de Polignac number, because 111200120201 - 2⁶ = 111200120137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111200120203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9691670 + ... + 9703136.

It is an arithmetic number, because the mean of its divisors is an integer number (7180974900).

Almost surely, 2^111200120201 is an apocalyptic number.

It is an amenable number.

111200120201 is a deficient number, since it is larger than the sum of its proper divisors (3695478199).

111200120201 is a wasteful number, since it uses less digits than its factorization.

111200120201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13688.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 111200120201 its reverse (102021002111), we get a palindrome (213221122312).

The spelling of 111200120201 in words is "one hundred eleven billion, two hundred million, one hundred twenty thousand, two hundred one".