100242222 has 8 divisors (see below), whose sum is σ = 200484456. Its totient is φ = 33414072.

The previous prime is 100242221. The next prime is 100242227. The reversal of 100242222 is 222242001.

It is a sphenic number, since it is the product of 3 distinct primes.

100242222 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100242221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8353513 + ... + 8353524.

It is an arithmetic number, because the mean of its divisors is an integer number (25060557).

Almost surely, 2^100242222 is an apocalyptic number.

100242222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

100242222 is a wasteful number, since it uses less digits than its factorization.

100242222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16707042.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 100242222 is about 10012.1037749316. The cubic root of 100242222 is about 464.5333461569.

Adding to 100242222 its reverse (222242001), we get a palindrome (322484223).

It can be divided in two parts, 10024 and 2222, that added together give a triangular number (12246 = T₁₅₆).

The spelling of 100242222 in words is "one hundred million, two hundred forty-two thousand, two hundred twenty-two".