100987543113 has 8 divisors (see below), whose sum is σ = 134651529408. Its totient is φ = 67324292784.

The previous prime is 100987543099. The next prime is 100987543123. The reversal of 100987543113 is 311345789001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100987543113 - 2¹⁷ = 100987412041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100987543123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411756 + ... + 609522.

It is an arithmetic number, because the mean of its divisors is an integer number (16831441176).

Almost surely, 2^100987543113 is an apocalyptic number.

It is an amenable number.

100987543113 is a deficient number, since it is larger than the sum of its proper divisors (33663986295).

100987543113 is a wasteful number, since it uses less digits than its factorization.

100987543113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367983.

The product of its (nonzero) digits is 90720, while the sum is 42.

The spelling of 100987543113 in words is "one hundred billion, nine hundred eighty-seven million, five hundred forty-three thousand, one hundred thirteen".