100221125005 has 8 divisors (see below), whose sum is σ = 120628691424. Its totient is φ = 79934672400.

The previous prime is 100221124957. The next prime is 100221125021. The reversal of 100221125005 is 500521122001.

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

It is not a de Polignac number, because 100221125005 - 2¹³ = 100221116813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30276631 + ... + 30279940.

It is an arithmetic number, because the mean of its divisors is an integer number (15078586428).

Almost surely, 2^100221125005 is an apocalyptic number.

It is an amenable number.

100221125005 is a deficient number, since it is larger than the sum of its proper divisors (20407566419).

100221125005 is an equidigital number, since it uses as much as digits as its factorization.

100221125005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60556907.

The product of its (nonzero) digits is 200, while the sum is 19.

Adding to 100221125005 its reverse (500521122001), we get a palindrome (600742247006).

The spelling of 100221125005 in words is "one hundred billion, two hundred twenty-one million, one hundred twenty-five thousand, five".