10022100220021 has 16 divisors (see below), whose sum is σ = 10713771307008. Its totient is φ = 9351793897600.

The previous prime is 10022100219997. The next prime is 10022100220043. The reversal of 10022100220021 is 12002200122001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10022100220021 - 2¹¹ = 10022100217973 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10022100219983 and 10022100220010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10022100220421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11529375 + ... + 12368131.

It is an arithmetic number, because the mean of its divisors is an integer number (669610706688).

Almost surely, 2^{10022100220021} is an apocalyptic number.

It is an amenable number.

10022100220021 is a deficient number, since it is larger than the sum of its proper divisors (691671086987).

10022100220021 is a wasteful number, since it uses less digits than its factorization.

10022100220021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851492.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10022100220021 its reverse (12002200122001), we get a palindrome (22024300342022).

The spelling of 10022100220021 in words is "ten trillion, twenty-two billion, one hundred million, two hundred twenty thousand, twenty-one".