220220424432 has 50 divisors (see below), whose sum is σ = 637381803168. Its totient is φ = 73406807712.

The previous prime is 220220424371. The next prime is 220220424433. The reversal of 220220424432 is 234424022022.

220220424432 is a `hidden beast` number, since 2 + 2 + 0 + 2 + 204 + 24 + 432 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 220220424396 and 220220424405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220220424433) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 84960288 + ... + 84962879.

Almost surely, 2^220220424432 is an apocalyptic number.

It is an amenable number.

220220424432 is an abundant number, since it is smaller than the sum of its proper divisors (417161378736).

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

220220424432 is a wasteful number, since it uses less digits than its factorization.

220220424432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169923187 (or 169923172 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 220220424432 its reverse (234424022022), we get a palindrome (454644446454).

The spelling of 220220424432 in words is "two hundred twenty billion, two hundred twenty million, four hundred twenty-four thousand, four hundred thirty-two".