100666555110502 has 16 divisors (see below), whose sum is σ = 158947438230000. Its totient is φ = 47684083898880.

The previous prime is 100666555110397. The next prime is 100666555110503. The reversal of 100666555110502 is 205011555666001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100666555110503) 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, 28901374 + ... + 32196622.

It is an arithmetic number, because the mean of its divisors is an integer number (9934214889375).

Almost surely, 2^{100666555110502} is an apocalyptic number.

100666555110502 is a deficient number, since it is larger than the sum of its proper divisors (58280883119498).

100666555110502 is a wasteful number, since it uses less digits than its factorization.

100666555110502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4099191.

The product of its (nonzero) digits is 270000, while the sum is 43.

The spelling of 100666555110502 in words is "one hundred trillion, six hundred sixty-six billion, five hundred fifty-five million, one hundred ten thousand, five hundred two".