4421222012 has 12 divisors (see below), whose sum is σ = 8073536016. Its totient is φ = 2114497440.

The previous prime is 4421222009. The next prime is 4421222027. The reversal of 4421222012 is 2102221244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24028289 + ... + 24028472.

It is an arithmetic number, because the mean of its divisors is an integer number (672794668).

Almost surely, 2^4421222012 is an apocalyptic number.

It is an amenable number.

4421222012 is a deficient number, since it is larger than the sum of its proper divisors (3652314004).

4421222012 is a wasteful number, since it uses less digits than its factorization.

4421222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48056788 (or 48056786 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 4421222012 is about 66492.2703176843. The cubic root of 4421222012 is about 1641.2728087610.

Adding to 4421222012 its reverse (2102221244), we get a palindrome (6523443256).

The spelling of 4421222012 in words is "four billion, four hundred twenty-one million, two hundred twenty-two thousand, twelve".