2101315545103 has 16 divisors (see below), whose sum is σ = 2150733150720. Its totient is φ = 2052453362400.

The previous prime is 2101315545041. The next prime is 2101315545187. The reversal of 2101315545103 is 3015455131012.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2101315545103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101315545803) 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 15 ways as a sum of consecutive naturals, for example, 95542438 + ... + 95564428.

It is an arithmetic number, because the mean of its divisors is an integer number (134420821920).

Almost surely, 2^{2101315545103} is an apocalyptic number.

2101315545103 is a deficient number, since it is larger than the sum of its proper divisors (49417605617).

2101315545103 is a wasteful number, since it uses less digits than its factorization.

2101315545103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34518.

The product of its (nonzero) digits is 9000, while the sum is 31.

The spelling of 2101315545103 in words is "two trillion, one hundred one billion, three hundred fifteen million, five hundred forty-five thousand, one hundred three".