100001012 has 12 divisors (see below), whose sum is σ = 175078176. Its totient is φ = 49978680.

The previous prime is 100000969. The next prime is 100001029. The reversal of 100001012 is 210100001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100000987 and 100001005.

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 3 ways as a sum of consecutive naturals, for example, 9263 + ... + 16905.

It is an arithmetic number, because the mean of its divisors is an integer number (14589848).

Almost surely, 2^100001012 is an apocalyptic number.

It is an amenable number.

100001012 is a deficient number, since it is larger than the sum of its proper divisors (75077164).

100001012 is a wasteful number, since it uses less digits than its factorization.

100001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10918 (or 10916 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 5.

The square root of 100001012 is about 10000.0505998720. The cubic root of 100001012 is about 464.1604491186.

Adding to 100001012 its reverse (210100001), we get a palindrome (310101013).

The spelling of 100001012 in words is "one hundred million, one thousand, twelve".