4221118512 has 60 divisors (see below), whose sum is σ = 12721987824. Its totient is φ = 1298805120.

The previous prime is 4221118507. The next prime is 4221118543. The reversal of 4221118512 is 2158111224.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1125564 + ... + 1129307.

Almost surely, 2^4221118512 is an apocalyptic number.

It is an amenable number.

4221118512 is an abundant number, since it is smaller than the sum of its proper divisors (8500869312).

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

4221118512 is a wasteful number, since it uses less digits than its factorization.

4221118512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2254898 (or 2254889 counting only the distinct ones).

The product of its digits is 1280, while the sum is 27.

The square root of 4221118512 is about 64970.1355393384. The cubic root of 4221118512 is about 1616.1283493619.

Adding to 4221118512 its reverse (2158111224), we get a palindrome (6379229736).

The spelling of 4221118512 in words is "four billion, two hundred twenty-one million, one hundred eighteen thousand, five hundred twelve".