144221234234 has 32 divisors (see below), whose sum is σ = 272742940800. Its totient is φ = 55558736640.

The previous prime is 144221234231. The next prime is 144221234273. The reversal of 144221234234 is 432432122441.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 144221234234.

It is not an unprimeable number, because it can be changed into a prime (144221234231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5247539 + ... + 5274950.

It is an arithmetic number, because the mean of its divisors is an integer number (8523216900).

Almost surely, 2^144221234234 is an apocalyptic number.

144221234234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

144221234234 is a deficient number, since it is larger than the sum of its proper divisors (128521706566).

144221234234 is a wasteful number, since it uses less digits than its factorization.

144221234234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10522598.

The product of its digits is 36864, while the sum is 32.

Adding to 144221234234 its reverse (432432122441), we get a palindrome (576653356675).

The spelling of 144221234234 in words is "one hundred forty-four billion, two hundred twenty-one million, two hundred thirty-four thousand, two hundred thirty-four".