100502440242 has 32 divisors (see below), whose sum is σ = 214133310720. Its totient is φ = 31355228880.

The previous prime is 100502440183. The next prime is 100502440243. The reversal of 100502440242 is 242044205001.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (100502440243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5301384 + ... + 5320307.

It is an arithmetic number, because the mean of its divisors is an integer number (6691665960).

Almost surely, 2^100502440242 is an apocalyptic number.

100502440242 is an abundant number, since it is smaller than the sum of its proper divisors (113630870478).

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

100502440242 is a wasteful number, since it uses less digits than its factorization.

100502440242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10621798.

The product of its (nonzero) digits is 2560, while the sum is 24.

Adding to 100502440242 its reverse (242044205001), we get a palindrome (342546645243).

The spelling of 100502440242 in words is "one hundred billion, five hundred two million, four hundred forty thousand, two hundred forty-two".