220042343223 has 48 divisors (see below), whose sum is σ = 334249943040. Its totient is φ = 139224096000.

The previous prime is 220042343189. The next prime is 220042343237. The reversal of 220042343223 is 322343240022.

It is a happy number.

220042343223 is a `hidden beast` number, since 2 + 200 + 4 + 2 + 3 + 432 + 23 = 666.

It is not a de Polignac number, because 220042343223 - 2¹⁰ = 220042342199 is a prime.

It is a super-2 number, since 2×220042343223² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220042343263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15847398 + ... + 15861276.

It is an arithmetic number, because the mean of its divisors is an integer number (6963540480).

Almost surely, 2^220042343223 is an apocalyptic number.

220042343223 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

220042343223 is a deficient number, since it is larger than the sum of its proper divisors (114207599817).

220042343223 is a wasteful number, since it uses less digits than its factorization.

220042343223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14500 (or 14497 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 220042343223 its reverse (322343240022), we get a palindrome (542385583245).

The spelling of 220042343223 in words is "two hundred twenty billion, forty-two million, three hundred forty-three thousand, two hundred twenty-three".