1001099968 has 56 divisors (see below), whose sum is σ = 2281245120.
Its totient is φ = 431089920.
The previous prime is 1001099903. The next prime is 1001099971. The reversal of 1001099968 is 8699901001.
1001099968 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×10010999682 = 2004402291859202048, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24046 + ... + 50797.
It is an arithmetic number, because the mean of its divisors is an integer number (40736520).
Almost surely, 21001099968 is an apocalyptic number.
It is an amenable number.
1001099968 is an abundant number, since it is smaller than the sum of its proper divisors (1280145152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1001099968 is a wasteful number, since it uses less digits than its factorization.
1001099968 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74885 (or 74875 counting only the distinct ones).
The product of its (nonzero) digits is 34992, while the sum is 43.
The square root of 1001099968 is about 31640.1638428122.
The cubic root of 1001099968 is about 1000.3665216455.
The spelling of 1001099968 in words is "one billion, one million, ninety-nine thousand, nine hundred sixty-eight".