10020021100221 has 8 divisors (see below), whose sum is σ = 14574576145824. Its totient is φ = 6072740060720.

The previous prime is 10020021100213. The next prime is 10020021100261. The reversal of 10020021100221 is 12200112002001.

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 10020021100221 - 2³ = 10020021100213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10020021100197 and 10020021100206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020021100211) 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, 151818501486 + ... + 151818501551.

It is an arithmetic number, because the mean of its divisors is an integer number (1821822018228).

Almost surely, 2^{10020021100221} is an apocalyptic number.

10020021100221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10020021100221 is a deficient number, since it is larger than the sum of its proper divisors (4554555045603).

10020021100221 is a wasteful number, since it uses less digits than its factorization.

10020021100221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303637003051.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10020021100221 its reverse (12200112002001), we get a palindrome (22220133102222).

The spelling of 10020021100221 in words is "ten trillion, twenty billion, twenty-one million, one hundred thousand, two hundred twenty-one".