100912012 has 6 divisors (see below), whose sum is σ = 176596028. Its totient is φ = 50456004.

The previous prime is 100912003. The next prime is 100912033. The reversal of 100912012 is 210219001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12613998 + ... + 12614005.

Almost surely, 2^100912012 is an apocalyptic number.

It is an amenable number.

100912012 is a deficient number, since it is larger than the sum of its proper divisors (75684016).

100912012 is a wasteful number, since it uses less digits than its factorization.

100912012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25228007 (or 25228005 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 100912012 is about 10045.4971006914. The cubic root of 100912012 is about 465.5656768528.

The spelling of 100912012 in words is "one hundred million, nine hundred twelve thousand, twelve".