220245285234 has 32 divisors (see below), whose sum is σ = 474418385280. Its totient is φ = 67761505152.

The previous prime is 220245285229. The next prime is 220245285257. The reversal of 220245285234 is 432582542022.

220245285234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 220245285192 and 220245285201.

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 15 ways as a sum of consecutive naturals, for example, 755302 + ... + 1005470.

It is an arithmetic number, because the mean of its divisors is an integer number (14825574540).

Almost surely, 2^220245285234 is an apocalyptic number.

220245285234 is an abundant number, since it is smaller than the sum of its proper divisors (254173100046).

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

220245285234 is a wasteful number, since it uses less digits than its factorization.

220245285234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261474.

The product of its (nonzero) digits is 307200, while the sum is 39.

The spelling of 220245285234 in words is "two hundred twenty billion, two hundred forty-five million, two hundred eighty-five thousand, two hundred thirty-four".