4221707112 has 120 divisors (see below), whose sum is σ = 13339174290. Its totient is φ = 1206152640.

The previous prime is 4221707107. The next prime is 4221707117. The reversal of 4221707112 is 2117071224.

It is a happy number.

4221707112 is a `hidden beast` number, since 422 + 170 + 71 + 1 + 2 = 666.

4221707112 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 (4221707107) and next prime (4221707117).

It can be written as a sum of positive squares in only one way, i.e., 4221620676 + 86436 = 64974^2 + 294^2 .

It is a super-2 number, since 2×4221707112² = 35645621879022761088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4221707117) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 160662 + ... + 185082.

Almost surely, 2^4221707112 is an apocalyptic number.

4221707112 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4221707112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6669587145).

4221707112 is an abundant number, since it is smaller than the sum of its proper divisors (9117467178).

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

4221707112 is a wasteful number, since it uses less digits than its factorization.

4221707112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24461 (or 24433 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 27.

The square root of 4221707112 is about 64974.6651549664. The cubic root of 4221707112 is about 1616.2034644397.

Adding to 4221707112 its reverse (2117071224), we get a palindrome (6338778336).

The spelling of 4221707112 in words is "four billion, two hundred twenty-one million, seven hundred seven thousand, one hundred twelve".