2101553005317 has 32 divisors (see below), whose sum is σ = 2856741557760. Its totient is φ = 1373822345280.

The previous prime is 2101553005303. The next prime is 2101553005327. The reversal of 2101553005317 is 7135003551012.

It is not a de Polignac number, because 2101553005317 - 2¹⁰ = 2101553004293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101553005327) 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 31 ways as a sum of consecutive naturals, for example, 235252783 + ... + 235261715.

It is an arithmetic number, because the mean of its divisors is an integer number (89273173680).

Almost surely, 2^{2101553005317} is an apocalyptic number.

It is an amenable number.

2101553005317 is a deficient number, since it is larger than the sum of its proper divisors (755188552443).

2101553005317 is a wasteful number, since it uses less digits than its factorization.

2101553005317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12193.

The product of its (nonzero) digits is 15750, while the sum is 33.

Adding to 2101553005317 its reverse (7135003551012), we get a palindrome (9236556556329).

The spelling of 2101553005317 in words is "two trillion, one hundred one billion, five hundred fifty-three million, five thousand, three hundred seventeen".