220444142234 has 16 divisors (see below), whose sum is σ = 342140803200. Its totient is φ = 106398814704.

The previous prime is 220444142227. The next prime is 220444142249. The reversal of 220444142234 is 432241444022.

It is a self number, because there is not a number n which added to its sum of digits gives 220444142234.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123302 + ... + 675345.

It is an arithmetic number, because the mean of its divisors is an integer number (21383800200).

Almost surely, 2^220444142234 is an apocalyptic number.

220444142234 is a deficient number, since it is larger than the sum of its proper divisors (121696660966).

220444142234 is a wasteful number, since it uses less digits than its factorization.

220444142234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803437.

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 220444142234 its reverse (432241444022), we get a palindrome (652685586256).

The spelling of 220444142234 in words is "two hundred twenty billion, four hundred forty-four million, one hundred forty-two thousand, two hundred thirty-four".