111120201120201 has 16 divisors (see below), whose sum is σ = 182351099274624. Its totient is φ = 58612853337984.

The previous prime is 111120201120139. The next prime is 111120201120217. The reversal of 111120201120201 is 102021102021111.

It is a happy number.

It is not a de Polignac number, because 111120201120201 - 2³⁰ = 111119127378377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111120201120001) 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, 203516851596 + ... + 203516852141.

It is an arithmetic number, because the mean of its divisors is an integer number (11396943704664).

Almost surely, 2^{111120201120201} is an apocalyptic number.

It is an amenable number.

111120201120201 is a deficient number, since it is larger than the sum of its proper divisors (71230898154423).

111120201120201 is a wasteful number, since it uses less digits than its factorization.

111120201120201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407033703760.

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

Adding to 111120201120201 its reverse (102021102021111), we get a palindrome (213141303141312).

The spelling of 111120201120201 in words is "one hundred eleven trillion, one hundred twenty billion, two hundred one million, one hundred twenty thousand, two hundred one".