100019720244 has 24 divisors (see below), whose sum is σ = 233470904128. Its totient is φ = 33326827200.

The previous prime is 100019720239. The next prime is 100019720263. The reversal of 100019720244 is 442027910001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1603057 + ... + 1664280.

Almost surely, 2^100019720244 is an apocalyptic number.

It is an amenable number.

100019720244 is an abundant number, since it is smaller than the sum of its proper divisors (133451183884).

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

100019720244 is a wasteful number, since it uses less digits than its factorization.

100019720244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3269895 (or 3269893 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

The spelling of 100019720244 in words is "one hundred billion, nineteen million, seven hundred twenty thousand, two hundred forty-four".