101996 has 12 divisors (see below), whose sum is σ = 182952. Its totient is φ = 49728.

The previous prime is 101987. The next prime is 101999. The reversal of 101996 is 699101.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (101999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125 + ... + 468.

It is an arithmetic number, because the mean of its divisors is an integer number (15246).

2¹⁰¹⁹⁹⁶ is an apocalyptic number.

It is an amenable number.

101996 is a deficient number, since it is larger than the sum of its proper divisors (80956).

101996 is a wasteful number, since it uses less digits than its factorization.

101996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640 (or 638 counting only the distinct ones).

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

The square root of 101996 is about 319.3681261491. The cubic root of 101996 is about 46.7226765136.

The spelling of 101996 in words is "one hundred one thousand, nine hundred ninety-six".