220404100434 has 48 divisors (see below), whose sum is σ = 513553098816. Its totient is φ = 62877276000.

The previous prime is 220404100429. The next prime is 220404100451. The reversal of 220404100434 is 434001404022.

It is a happy number.

220404100434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 372742 + ... + 761409.

It is an arithmetic number, because the mean of its divisors is an integer number (10699022892).

Almost surely, 2^220404100434 is an apocalyptic number.

220404100434 is an abundant number, since it is smaller than the sum of its proper divisors (293148998382).

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

220404100434 is a wasteful number, since it uses less digits than its factorization.

220404100434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134831 (or 1134824 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 220404100434 its reverse (434001404022), we get a palindrome (654405504456).

The spelling of 220404100434 in words is "two hundred twenty billion, four hundred four million, one hundred thousand, four hundred thirty-four".