220124124243 has 6 divisors (see below), whose sum is σ = 317957068364. Its totient is φ = 146749416156.

The previous prime is 220124124229. The next prime is 220124124251. The reversal of 220124124243 is 342421421022.

It is a happy number.

220124124243 is a `hidden beast` number, since 2 + 2 + 0 + 1 + 2 + 412 + 4 + 243 = 666.

It is not a de Polignac number, because 220124124243 - 2⁶ = 220124124179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220124124203) 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 5 ways as a sum of consecutive naturals, for example, 12229118005 + ... + 12229118022.

Almost surely, 2^220124124243 is an apocalyptic number.

220124124243 is a deficient number, since it is larger than the sum of its proper divisors (97832944121).

220124124243 is a wasteful number, since it uses less digits than its factorization.

220124124243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24458236033 (or 24458236030 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 220124124243 its reverse (342421421022), we get a palindrome (562545545265).

The spelling of 220124124243 in words is "two hundred twenty billion, one hundred twenty-four million, one hundred twenty-four thousand, two hundred forty-three".