3221124144 has 80 divisors (see below), whose sum is σ = 9519390720. Its totient is φ = 919411200.

The previous prime is 3221124103. The next prime is 3221124187. The reversal of 3221124144 is 4414211223.

It is a super-3 number, since 3×3221124144³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 382572 + ... + 390900.

It is an arithmetic number, because the mean of its divisors is an integer number (118992384).

Almost surely, 2^3221124144 is an apocalyptic number.

It is an amenable number.

3221124144 is an abundant number, since it is smaller than the sum of its proper divisors (6298266576).

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

3221124144 is a wasteful number, since it uses less digits than its factorization.

3221124144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9498 (or 9492 counting only the distinct ones).

The product of its digits is 1536, while the sum is 24.

The square root of 3221124144 is about 56754.9481895632. The cubic root of 3221124144 is about 1476.8480742528.

Adding to 3221124144 its reverse (4414211223), we get a palindrome (7635335367).

The spelling of 3221124144 in words is "three billion, two hundred twenty-one million, one hundred twenty-four thousand, one hundred forty-four".