20002220022223 has 16 divisors (see below), whose sum is σ = 20539628323200. Its totient is φ = 19469530423296.

The previous prime is 20002220022163. The next prime is 20002220022229. The reversal of 20002220022223 is 32222002220002.

It is a cyclic number.

It is not a de Polignac number, because 20002220022223 - 2⁹ = 20002220021711 is a prime.

It is a super-2 number, since 2×20002220022223² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20002220022223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002220022229) 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 15 ways as a sum of consecutive naturals, for example, 30966211 + ... + 31605547.

It is an arithmetic number, because the mean of its divisors is an integer number (1283726770200).

Almost surely, 2^{20002220022223} is an apocalyptic number.

20002220022223 is a deficient number, since it is larger than the sum of its proper divisors (537408300977).

20002220022223 is a wasteful number, since it uses less digits than its factorization.

20002220022223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643026.

The product of its (nonzero) digits is 768, while the sum is 19.

Adding to 20002220022223 its reverse (32222002220002), we get a palindrome (52224222242225).

The spelling of 20002220022223 in words is "twenty trillion, two billion, two hundred twenty million, twenty-two thousand, two hundred twenty-three".