201020116 has 12 divisors (see below), whose sum is σ = 383765760. Its totient is φ = 91372760.

The previous prime is 201020101. The next prime is 201020123. The reversal of 201020116 is 611020102.

201020116 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 201020096 and 201020105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2284276 + ... + 2284363.

It is an arithmetic number, because the mean of its divisors is an integer number (31980480).

Almost surely, 2^201020116 is an apocalyptic number.

It is an amenable number.

201020116 is a deficient number, since it is larger than the sum of its proper divisors (182745644).

201020116 is a wasteful number, since it uses less digits than its factorization.

201020116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4568654 (or 4568652 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 201020116 is about 14178.1562976291. The cubic root of 201020116 is about 585.7961410429.

Adding to 201020116 its reverse (611020102), we get a palindrome (812040218).

The spelling of 201020116 in words is "two hundred one million, twenty thousand, one hundred sixteen".