111102101000201 has 4 divisors (see below), whose sum is σ = 111111411504132. Its totient is φ = 111092790496272.

The previous prime is 111102101000183. The next prime is 111102101000203. The reversal of 111102101000201 is 102000101201111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 92040537938176 + 19061563062025 = 9593776^2 + 4365955^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111102101000201 is a prime.

It is a super-3 number, since 3×111102101000201³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111102101000203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4655234066 + ... + 4655257931.

It is an arithmetic number, because the mean of its divisors is an integer number (27777852876033).

Almost surely, 2^{111102101000201} is an apocalyptic number.

It is an amenable number.

111102101000201 is a deficient number, since it is larger than the sum of its proper divisors (9310503931).

111102101000201 is an equidigital number, since it uses as much as digits as its factorization.

111102101000201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9310503930.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 111102101000201 its reverse (102000101201111), we get a palindrome (213102202201312).

The spelling of 111102101000201 in words is "one hundred eleven trillion, one hundred two billion, one hundred one million, two hundred one", and thus it is an aban number.