100133242 has 16 divisors (see below), whose sum is σ = 166302432. Its totient is φ = 44835120.

The previous prime is 100133221. The next prime is 100133261. The reversal of 100133242 is 242331001.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32493 + ... + 35440.

It is an arithmetic number, because the mean of its divisors is an integer number (10393902).

Almost surely, 2^100133242 is an apocalyptic number.

100133242 is a deficient number, since it is larger than the sum of its proper divisors (66169190).

100133242 is a wasteful number, since it uses less digits than its factorization.

100133242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68013.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 100133242 is about 10006.6598822984. The cubic root of 100133242 is about 464.3649433953.

Adding to 100133242 its reverse (242331001), we get a palindrome (342464243).

It can be divided in two parts, 1001 and 33242, that added together give a palindrome (34243).

The spelling of 100133242 in words is "one hundred million, one hundred thirty-three thousand, two hundred forty-two".