100221442010 has 8 divisors (see below), whose sum is σ = 180398595636. Its totient is φ = 40088576800.

The previous prime is 100221441953. The next prime is 100221442043. The reversal of 100221442010 is 10244122001.

It can be written as a sum of positive squares in 2 ways, for example, as 93409085641 + 6812356369 = 305629^2 + 82537^2 .

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 100221442010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5011072091 + ... + 5011072110.

Almost surely, 2^100221442010 is an apocalyptic number.

100221442010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100221442010 is a deficient number, since it is larger than the sum of its proper divisors (80177153626).

100221442010 is a wasteful number, since it uses less digits than its factorization.

100221442010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10022144208.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 100221442010 its reverse (10244122001), we get a palindrome (110465564011).

The spelling of 100221442010 in words is "one hundred billion, two hundred twenty-one million, four hundred forty-two thousand, ten".