201616115103 has 24 divisors (see below), whose sum is σ = 318042335520. Its totient is φ = 122323965120.

The previous prime is 201616115087. The next prime is 201616115111. The reversal of 201616115103 is 301511616102.

201616115103 is a `hidden beast` number, since 20 + 1 + 616 + 1 + 15 + 10 + 3 = 666.

It is not a de Polignac number, because 201616115103 - 2⁴ = 201616115087 is a prime.

It is a super-2 number, since 2×201616115103² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201616115303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12127008 + ... + 12143621.

It is an arithmetic number, because the mean of its divisors is an integer number (13251763980).

Almost surely, 2^201616115103 is an apocalyptic number.

201616115103 is a deficient number, since it is larger than the sum of its proper divisors (116426220417).

201616115103 is a wasteful number, since it uses less digits than its factorization.

201616115103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24270719 (or 24270716 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The spelling of 201616115103 in words is "two hundred one billion, six hundred sixteen million, one hundred fifteen thousand, one hundred three".