111001200201 has 8 divisors (see below), whose sum is σ = 164446222560. Its totient is φ = 74000800116.

The previous prime is 111001200179. The next prime is 111001200203. The reversal of 111001200201 is 102002100111.

It is a happy number.

It is not a de Polignac number, because 111001200201 - 2¹⁷ = 111001069129 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (111001200203) 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, 2055577755 + ... + 2055577808.

It is an arithmetic number, because the mean of its divisors is an integer number (20555777820).

Almost surely, 2^111001200201 is an apocalyptic number.

It is an amenable number.

111001200201 is a deficient number, since it is larger than the sum of its proper divisors (53445022359).

111001200201 is an equidigital number, since it uses as much as digits as its factorization.

111001200201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4111155572 (or 4111155566 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 111001200201 its reverse (102002100111), we get a palindrome (213003300312).

The spelling of 111001200201 in words is "one hundred eleven billion, one million, two hundred thousand, two hundred one".