100330002221 has 4 divisors (see below), whose sum is σ = 103789657500. Its totient is φ = 96870346944.

The previous prime is 100330002193. The next prime is 100330002247. The reversal of 100330002221 is 122200033001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 122200033001 = 271 ⋅450922631.

It can be written as a sum of positive squares in 2 ways, for example, as 38371324996 + 61958677225 = 195886^2 + 248915^2 .

It is a cyclic number.

It is not a de Polignac number, because 100330002221 - 2¹⁰ = 100330001197 is a prime.

It is a super-2 number, since 2×100330002221² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100330002196 and 100330002205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100330002121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1729827596 + ... + 1729827653.

It is an arithmetic number, because the mean of its divisors is an integer number (25947414375).

Almost surely, 2^100330002221 is an apocalyptic number.

It is an amenable number.

100330002221 is a deficient number, since it is larger than the sum of its proper divisors (3459655279).

100330002221 is an equidigital number, since it uses as much as digits as its factorization.

100330002221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3459655278.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 100330002221 its reverse (122200033001), we get a palindrome (222530035222).

The spelling of 100330002221 in words is "one hundred billion, three hundred thirty million, two thousand, two hundred twenty-one".