100011012 has 24 divisors (see below), whose sum is σ = 234113376. Its totient is φ = 33229248.

The previous prime is 100010993. The next prime is 100011029. The reversal of 100011012 is 210110001.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9558 + ... + 17069.

It is an arithmetic number, because the mean of its divisors is an integer number (9754724).

Almost surely, 2^100011012 is an apocalyptic number.

100011012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100011012 is an abundant number, since it is smaller than the sum of its proper divisors (134102364).

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

100011012 is a wasteful number, since it uses less digits than its factorization.

100011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26947 (or 26945 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 100011012 is about 10000.5505848428. The cubic root of 100011012 is about 464.1759204613.

Adding to 100011012 its reverse (210110001), we get a palindrome (310121013).

The spelling of 100011012 in words is "one hundred million, eleven thousand, twelve".