100042412 has 24 divisors (see below), whose sum is σ = 178125696. Its totient is φ = 49154688.

The previous prime is 100042409. The next prime is 100042417. The reversal of 100042412 is 214240001.

It is not an unprimeable number, because it can be changed into a prime (100042417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115493 + ... + 116355.

It is an arithmetic number, because the mean of its divisors is an integer number (7421904).

Almost surely, 2^100042412 is an apocalyptic number.

It is an amenable number.

100042412 is a deficient number, since it is larger than the sum of its proper divisors (78083284).

100042412 is a wasteful number, since it uses less digits than its factorization.

100042412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337 (or 1335 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 100042412 is about 10002.1203752005. The cubic root of 100042412 is about 464.2244937751.

Adding to 100042412 its reverse (214240001), we get a palindrome (314282413).

The spelling of 100042412 in words is "one hundred million, forty-two thousand, four hundred twelve".