3011221224 has 64 divisors (see below), whose sum is σ = 9124920000. Its totient is φ = 912490560.

The previous prime is 3011221201. The next prime is 3011221231. The reversal of 3011221224 is 4221221103.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 3011221197 and 3011221206.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 631299 + ... + 636050.

It is an arithmetic number, because the mean of its divisors is an integer number (142576875).

Almost surely, 2^3011221224 is an apocalyptic number.

It is an amenable number.

3011221224 is an abundant number, since it is smaller than the sum of its proper divisors (6113698776).

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

3011221224 is a wasteful number, since it uses less digits than its factorization.

3011221224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1267375 (or 1267365 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 3011221224 is about 54874.5954335884. The cubic root of 3011221224 is about 1444.0455335637.

Adding to 3011221224 its reverse (4221221103), we get a palindrome (7232442327).

The spelling of 3011221224 in words is "three billion, eleven million, two hundred twenty-one thousand, two hundred twenty-four".