220424243034123 has 6 divisors (see below), whose sum is σ = 318390573271524. Its totient is φ = 146949495356076.

The previous prime is 220424243034067. The next prime is 220424243034143. The reversal of 220424243034123 is 321430342424022.

220424243034123 is a `hidden beast` number, since 2 + 20 + 4 + 242 + 4 + 30 + 341 + 23 = 666.

It is not a de Polignac number, because 220424243034123 - 2²⁰ = 220424241985547 is a prime.

It is a super-2 number, since 2×220424243034123² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (220424243034143) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12245791279665 + ... + 12245791279682.

It is an arithmetic number, because the mean of its divisors is an integer number (53065095545254).

Almost surely, 2^{220424243034123} is an apocalyptic number.

220424243034123 is a deficient number, since it is larger than the sum of its proper divisors (97966330237401).

220424243034123 is a wasteful number, since it uses less digits than its factorization.

220424243034123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24491582559353 (or 24491582559350 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 220424243034123 its reverse (321430342424022), we get a palindrome (541854585458145).

The spelling of 220424243034123 in words is "two hundred twenty trillion, four hundred twenty-four billion, two hundred forty-three million, thirty-four thousand, one hundred twenty-three".