100210002221 has 8 divisors (see below), whose sum is σ = 121262523840. Its totient is φ = 80841682368.

The previous prime is 100210002199. The next prime is 100210002257. The reversal of 100210002221 is 122200012001.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 100210002221 - 2¹⁸ = 100209740077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100210004221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 421050311 + ... + 421050548.

It is an arithmetic number, because the mean of its divisors is an integer number (15157815480).

Almost surely, 2^100210002221 is an apocalyptic number.

It is an amenable number.

100210002221 is a deficient number, since it is larger than the sum of its proper divisors (21052521619).

100210002221 is an equidigital number, since it uses as much as digits as its factorization.

100210002221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842100883.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 100210002221 its reverse (122200012001), we get a palindrome (222410014222).

The spelling of 100210002221 in words is "one hundred billion, two hundred ten million, two thousand, two hundred twenty-one".