4121224031320 has 128 divisors (see below), whose sum is σ = 10137037481280. Its totient is φ = 1495473408000.

The previous prime is 4121224031257. The next prime is 4121224031321. The reversal of 4121224031320 is 231304221214.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4121224031321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 680853414 + ... + 680859466.

Almost surely, 2^{4121224031320} is an apocalyptic number.

4121224031320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4121224031320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5068518740640).

4121224031320 is an abundant number, since it is smaller than the sum of its proper divisors (6015813449960).

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

4121224031320 is a wasteful number, since it uses less digits than its factorization.

4121224031320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9077 (or 9073 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 4121224031320 its reverse (231304221214), we get a palindrome (4352528252534).

The spelling of 4121224031320 in words is "four trillion, one hundred twenty-one billion, two hundred twenty-four million, thirty-one thousand, three hundred twenty".