220022204423 has 16 divisors (see below), whose sum is σ = 264274429440. Its totient is φ = 179093081376.

The previous prime is 220022204417. The next prime is 220022204449. The reversal of 220022204423 is 324402220022.

It is not a de Polignac number, because 220022204423 - 2⁴ = 220022204407 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220022204483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4893440 + ... + 4938197.

It is an arithmetic number, because the mean of its divisors is an integer number (16517151840).

Almost surely, 2^220022204423 is an apocalyptic number.

220022204423 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

220022204423 is a deficient number, since it is larger than the sum of its proper divisors (44252225017).

220022204423 is a wasteful number, since it uses less digits than its factorization.

220022204423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9831806.

The product of its (nonzero) digits is 3072, while the sum is 23.

Adding to 220022204423 its reverse (324402220022), we get a palindrome (544424424445).

The spelling of 220022204423 in words is "two hundred twenty billion, twenty-two million, two hundred four thousand, four hundred twenty-three".