20022330002221 has 16 divisors (see below), whose sum is σ = 20509468721280. Its totient is φ = 19536172729920.

The previous prime is 20022330002177. The next prime is 20022330002251. The reversal of 20022330002221 is 12220003322002.

It is a cyclic number.

It is not a de Polignac number, because 20022330002221 - 2⁷ = 20022330002093 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 (20022330002251) 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, 588200320 + ... + 588234358.

It is an arithmetic number, because the mean of its divisors is an integer number (1281841795080).

Almost surely, 2^{20022330002221} is an apocalyptic number.

It is an amenable number.

20022330002221 is a deficient number, since it is larger than the sum of its proper divisors (487138719059).

20022330002221 is a wasteful number, since it uses less digits than its factorization.

20022330002221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48036.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 20022330002221 its reverse (12220003322002), we get a palindrome (32242333324223).

The spelling of 20022330002221 in words is "twenty trillion, twenty-two billion, three hundred thirty million, two thousand, two hundred twenty-one".