100019182020 has 48 divisors (see below), whose sum is σ = 281618285760. Its totient is φ = 26522774656.

The previous prime is 100019181989. The next prime is 100019182091. The reversal of 100019182020 is 20281910001.

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 15 ways as a sum of consecutive naturals, for example, 4645647 + ... + 4667126.

It is an arithmetic number, because the mean of its divisors is an integer number (5867047620).

Almost surely, 2^100019182020 is an apocalyptic number.

100019182020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100019182020 is an abundant number, since it is smaller than the sum of its proper divisors (181599103740).

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

100019182020 is a wasteful number, since it uses less digits than its factorization.

100019182020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9312964 (or 9312962 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 24.

The spelling of 100019182020 in words is "one hundred billion, nineteen million, one hundred eighty-two thousand, twenty".