4221292125 has 16 divisors (see below), whose sum is σ = 7024230720. Its totient is φ = 2251355600.

The previous prime is 4221292123. The next prime is 4221292133. The reversal of 4221292125 is 5212921224.

4221292125 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4221292125 - 2¹ = 4221292123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4221292092 and 4221292101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4221292121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5628015 + ... + 5628764.

It is an arithmetic number, because the mean of its divisors is an integer number (439014420).

Almost surely, 2^4221292125 is an apocalyptic number.

It is an amenable number.

4221292125 is a deficient number, since it is larger than the sum of its proper divisors (2802938595).

4221292125 is a wasteful number, since it uses less digits than its factorization.

4221292125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11256797 (or 11256787 counting only the distinct ones).

The product of its digits is 5760, while the sum is 30.

The square root of 4221292125 is about 64971.4716240905. The cubic root of 4221292125 is about 1616.1505059731.

The spelling of 4221292125 in words is "four billion, two hundred twenty-one million, two hundred ninety-two thousand, one hundred twenty-five".