4222131212 has 24 divisors (see below), whose sum is σ = 8015187936. Its totient is φ = 1934448768.

The previous prime is 4222131187. The next prime is 4222131223. The reversal of 4222131212 is 2121312224.

4222131212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289208 + ... + 303455.

It is an arithmetic number, because the mean of its divisors is an integer number (333966164).

Almost surely, 2^4222131212 is an apocalyptic number.

It is an amenable number.

4222131212 is a deficient number, since it is larger than the sum of its proper divisors (3793056724).

4222131212 is a wasteful number, since it uses less digits than its factorization.

4222131212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592817 (or 592815 counting only the distinct ones).

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

The square root of 4222131212 is about 64977.9286527356. The cubic root of 4222131212 is about 1616.2575822740.

Adding to 4222131212 its reverse (2121312224), we get a palindrome (6343443436).

The spelling of 4222131212 in words is "four billion, two hundred twenty-two million, one hundred thirty-one thousand, two hundred twelve".