100016850921 has 32 divisors (see below), whose sum is σ = 147698181120. Its totient is φ = 59803017984.

The previous prime is 100016850881. The next prime is 100016850971. The reversal of 100016850921 is 129058610001.

It is not a de Polignac number, because 100016850921 - 2¹³ = 100016842729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100016850971) 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 31 ways as a sum of consecutive naturals, for example, 1010440 + ... + 1104998.

It is an arithmetic number, because the mean of its divisors is an integer number (4615568160).

Almost surely, 2^100016850921 is an apocalyptic number.

It is an amenable number.

100016850921 is a deficient number, since it is larger than the sum of its proper divisors (47681330199).

100016850921 is a wasteful number, since it uses less digits than its factorization.

100016850921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95345.

The product of its (nonzero) digits is 4320, while the sum is 33.

The spelling of 100016850921 in words is "one hundred billion, sixteen million, eight hundred fifty thousand, nine hundred twenty-one".