4222304533512 has 144 divisors (see below), whose sum is σ = 12404342927340. Its totient is φ = 1289818550016.

The previous prime is 4222304533477. The next prime is 4222304533547. The reversal of 4222304533512 is 2153354032224.

4222304533512 is a `hidden beast` number, since 4 + 2 + 2 + 2 + 304 + 5 + 335 + 12 = 666.

4222304533512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4222304533477) and next prime (4222304533547).

It can be written as a sum of positive squares in 2 ways, for example, as 4178483809956 + 43820723556 = 2044134^2 + 209334^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 17967718 + ... + 18201194.

Almost surely, 2^{4222304533512} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4222304533512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6202171463670).

4222304533512 is an abundant number, since it is smaller than the sum of its proper divisors (8182038393828).

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

4222304533512 is a wasteful number, since it uses less digits than its factorization.

4222304533512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233780 (or 233634 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 4222304533512 its reverse (2153354032224), we get a palindrome (6375658565736).

The spelling of 4222304533512 in words is "four trillion, two hundred twenty-two billion, three hundred four million, five hundred thirty-three thousand, five hundred twelve".