100001996 has 12 divisors (see below), whose sum is σ = 175163352. Its totient is φ = 49955328.

The previous prime is 100001987. The next prime is 100002011. The reversal of 100001996 is 699100001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6230 + ... + 15453.

It is an arithmetic number, because the mean of its divisors is an integer number (14596946).

Almost surely, 2^100001996 is an apocalyptic number.

It is an amenable number.

100001996 is a deficient number, since it is larger than the sum of its proper divisors (75161356).

100001996 is a wasteful number, since it uses less digits than its factorization.

100001996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22840 (or 22838 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 26.

The square root of 100001996 is about 10000.0997995020. The cubic root of 100001996 is about 464.1619715445.

Adding to 100001996 its reverse (699100001), we get a palindrome (799101997).

The spelling of 100001996 in words is "one hundred million, one thousand, nine hundred ninety-six".