100221125024 has 24 divisors (see below), whose sum is σ = 200654586720. Its totient is φ = 49261230016.

The previous prime is 100221125021. The next prime is 100221125057. The reversal of 100221125024 is 420521122001.

It is a junction number, because it is equal to n+sod(n) for n = 100221124987 and 100221125005.

It is not an unprimeable number, because it can be changed into a prime (100221125021) 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, 26539724 + ... + 26543499.

It is an arithmetic number, because the mean of its divisors is an integer number (8360607780).

Almost surely, 2^100221125024 is an apocalyptic number.

It is an amenable number.

100221125024 is an abundant number, since it is smaller than the sum of its proper divisors (100433461696).

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

100221125024 is an equidigital number, since it uses as much as digits as its factorization.

100221125024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53083292 (or 53083284 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 100221125024 its reverse (420521122001), we get a palindrome (520742247025).

The spelling of 100221125024 in words is "one hundred billion, two hundred twenty-one million, one hundred twenty-five thousand, twenty-four".