100105412 has 24 divisors (see below), whose sum is σ = 192229632. Its totient is φ = 45236000.

The previous prime is 100105409. The next prime is 100105429. The reversal of 100105412 is 214501001.

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 7 ways as a sum of consecutive naturals, for example, 1037 + ... + 14187.

It is an arithmetic number, because the mean of its divisors is an integer number (8009568).

Almost surely, 2^100105412 is an apocalyptic number.

It is an amenable number.

100105412 is a deficient number, since it is larger than the sum of its proper divisors (92124220).

100105412 is a wasteful number, since it uses less digits than its factorization.

100105412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13339 (or 13337 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 100105412 is about 10005.2692117704. The cubic root of 100105412 is about 464.3219191423.

Adding to 100105412 its reverse (214501001), we get a palindrome (314606413).

The spelling of 100105412 in words is "one hundred million, one hundred five thousand, four hundred twelve".