3011221424 has 40 divisors (see below), whose sum is σ = 6197469408. Its totient is φ = 1412449280.

The previous prime is 3011221391. The next prime is 3011221429. The reversal of 3011221424 is 4241221103.

It is a junction number, because it is equal to n+sod(n) for n = 3011221396 and 3011221405.

It is not an unprimeable number, because it can be changed into a prime (3011221429) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 66794 + ... + 102390.

Almost surely, 2^3011221424 is an apocalyptic number.

3011221424 is a gapful number since it is divisible by the number (34) 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 3011221424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3098734704).

3011221424 is an abundant number, since it is smaller than the sum of its proper divisors (3186247984).

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

3011221424 is a wasteful number, since it uses less digits than its factorization.

3011221424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35933 (or 35927 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 3011221424 is about 54874.5972559253. The cubic root of 3011221424 is about 1444.0455655340.

Adding to 3011221424 its reverse (4241221103), we get a palindrome (7252442527).

The spelling of 3011221424 in words is "three billion, eleven million, two hundred twenty-one thousand, four hundred twenty-four".