100221332042 has 8 divisors (see below), whose sum is σ = 161895997956. Its totient is φ = 46255999392.

The previous prime is 100221332033. The next prime is 100221332063. The reversal of 100221332042 is 240233122001.

It can be written as a sum of positive squares in 2 ways, for example, as 98790147481 + 1431184561 = 314309^2 + 37831^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 1927333283 + ... + 1927333334.

Almost surely, 2^100221332042 is an apocalyptic number.

100221332042 is a deficient number, since it is larger than the sum of its proper divisors (61674665914).

100221332042 is a wasteful number, since it uses less digits than its factorization.

100221332042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3854666632.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 100221332042 its reverse (240233122001), we get a palindrome (340454454043).

The spelling of 100221332042 in words is "one hundred billion, two hundred twenty-one million, three hundred thirty-two thousand, forty-two".