220426230143 has 32 divisors (see below), whose sum is σ = 260879646720. Its totient is φ = 182254250880.

The previous prime is 220426230131. The next prime is 220426230191. The reversal of 220426230143 is 341032624022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 220426230143 - 2⁸ = 220426229887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220426230643) 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 31 ways as a sum of consecutive naturals, for example, 125312498 + ... + 125314256.

It is an arithmetic number, because the mean of its divisors is an integer number (8152488960).

Almost surely, 2^220426230143 is an apocalyptic number.

220426230143 is a deficient number, since it is larger than the sum of its proper divisors (40453416577).

220426230143 is a wasteful number, since it uses less digits than its factorization.

220426230143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3327.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 220426230143 its reverse (341032624022), we get a palindrome (561458854165).

The spelling of 220426230143 in words is "two hundred twenty billion, four hundred twenty-six million, two hundred thirty thousand, one hundred forty-three".