10115216001 has 48 divisors (see below), whose sum is σ = 16438256640. Its totient is φ = 5941404000.

The previous prime is 10115215997. The next prime is 10115216047. The reversal of 10115216001 is 10061251101.

It is a happy number.

10115216001 is a `hidden beast` number, since 1 + 0 + 11 + 52 + 1 + 600 + 1 = 666.

10115216001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10115216001 - 2² = 10115215997 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10115216051) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 402516 + ... + 426906.

It is an arithmetic number, because the mean of its divisors is an integer number (342463680).

Almost surely, 2^10115216001 is an apocalyptic number.

10115216001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10115216001 is a deficient number, since it is larger than the sum of its proper divisors (6323040639).

10115216001 is a wasteful number, since it uses less digits than its factorization.

10115216001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24538 (or 24535 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 18.

Adding to 10115216001 its reverse (10061251101), we get a palindrome (20176467102).

The spelling of 10115216001 in words is "ten billion, one hundred fifteen million, two hundred sixteen thousand, one".