100019921802 has 16 divisors (see below), whose sum is σ = 200060166432. Its totient is φ = 33336586800.

The previous prime is 100019921797. The next prime is 100019921831. The reversal of 100019921802 is 208129910001.

It is an unprimeable number.

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, 782428 + ... + 901239.

It is an arithmetic number, because the mean of its divisors is an integer number (12503760402).

Almost surely, 2^100019921802 is an apocalyptic number.

100019921802 is an abundant number, since it is smaller than the sum of its proper divisors (100040244630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100019921802 is a wasteful number, since it uses less digits than its factorization.

100019921802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1693573.

The product of its (nonzero) digits is 2592, while the sum is 33.

The spelling of 100019921802 in words is "one hundred billion, nineteen million, nine hundred twenty-one thousand, eight hundred two".