111000111021201 has 16 divisors (see below), whose sum is σ = 160000160033600. Its totient is φ = 68210594538048.

The previous prime is 111000111021161. The next prime is 111000111021203. The reversal of 111000111021201 is 102120111000111.

It is not a de Polignac number, because 111000111021201 - 2¹¹ = 111000111019153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111000111021203) 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, 26315813686 + ... + 26315817903.

It is an arithmetic number, because the mean of its divisors is an integer number (10000010002100).

Almost surely, 2^{111000111021201} is an apocalyptic number.

It is an amenable number.

111000111021201 is a deficient number, since it is larger than the sum of its proper divisors (49000049012399).

111000111021201 is a wasteful number, since it uses less digits than its factorization.

111000111021201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52631631648.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 111000111021201 its reverse (102120111000111), we get a palindrome (213120222021312).

The spelling of 111000111021201 in words is "one hundred eleven trillion, one hundred eleven million, twenty-one thousand, two hundred one".