10100220022221 has 24 divisors (see below), whose sum is σ = 15665796663264. Its totient is φ = 5771499300000.

The previous prime is 10100220022159. The next prime is 10100220022237. The reversal of 10100220022221 is 12222002200101.

10100220022221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10100220022221 - 2⁹ = 10100220021709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10100220022221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10100220042221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19032151 + ... + 19555643.

It is an arithmetic number, because the mean of its divisors is an integer number (652741527636).

Almost surely, 2^{10100220022221} is an apocalyptic number.

It is an amenable number.

10100220022221 is a deficient number, since it is larger than the sum of its proper divisors (5565576641043).

10100220022221 is a wasteful number, since it uses less digits than its factorization.

10100220022221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654761 (or 654754 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10100220022221 its reverse (12222002200101), we get a palindrome (22322222222322).

The spelling of 10100220022221 in words is "ten trillion, one hundred billion, two hundred twenty million, twenty-two thousand, two hundred twenty-one".