201111000002192 has 80 divisors (see below), whose sum is σ = 450420794974080. Its totient is φ = 85203068949504.

The previous prime is 201111000002179. The next prime is 201111000002207. The reversal of 201111000002192 is 291200000111102.

201111000002192 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42687518 + ... + 47164034.

It is an arithmetic number, because the mean of its divisors is an integer number (5630259937176).

Almost surely, 2^{201111000002192} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201111000002192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225210397487040).

201111000002192 is an abundant number, since it is smaller than the sum of its proper divisors (249309794971888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201111000002192 is a wasteful number, since it uses less digits than its factorization.

201111000002192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4481128 (or 4481122 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 201111000002192 its reverse (291200000111102), we get a palindrome (492311000113294).

The spelling of 201111000002192 in words is "two hundred one trillion, one hundred eleven billion, two thousand, one hundred ninety-two".