100002912 has 48 divisors (see below), whose sum is σ = 266826672. Its totient is φ = 32785920.

The previous prime is 100002899. The next prime is 100002937. The reversal of 100002912 is 219200001.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 100002891 and 100002900.

It is a congruent number.

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, 2683 + ... + 14394.

It is an arithmetic number, because the mean of its divisors is an integer number (5558889).

Almost surely, 2^100002912 is an apocalyptic number.

100002912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100002912 is an abundant number, since it is smaller than the sum of its proper divisors (166823760).

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

100002912 is a wasteful number, since it uses less digits than its factorization.

100002912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17151 (or 17143 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 100002912 is about 10000.1455989400. The cubic root of 100002912 is about 464.1633887531.

Adding to 100002912 its reverse (219200001), we get a palindrome (319202913).

The spelling of 100002912 in words is "one hundred million, two thousand, nine hundred twelve".