223032420424 has 24 divisors (see below), whose sum is σ = 459658761030. Its totient is φ = 101378372480.

The previous prime is 223032420421. The next prime is 223032420427. The reversal of 223032420424 is 424024230322.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (223032420421) and next prime (223032420427).

It can be written as a sum of positive squares in only one way, i.e., 198764388900 + 24268031524 = 445830^2 + 155782^2 .

It is a junction number, because it is equal to n+sod(n) for n = 223032420392 and 223032420401.

It is not an unprimeable number, because it can be changed into a prime (223032420421) 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, 115201729 + ... + 115203664.

Almost surely, 2^223032420424 is an apocalyptic number.

It is an amenable number.

223032420424 is an abundant number, since it is smaller than the sum of its proper divisors (236626340606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223032420424 is a wasteful number, since it uses less digits than its factorization.

223032420424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230405421 (or 230405406 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 223032420424 its reverse (424024230322), we get a palindrome (647056650746).

The spelling of 223032420424 in words is "two hundred twenty-three billion, thirty-two million, four hundred twenty thousand, four hundred twenty-four".