4221004124 has 12 divisors (see below), whose sum is σ = 7423878000. Its totient is φ = 2099896128.

The previous prime is 4221004003. The next prime is 4221004211. The reversal of 4221004124 is 4214001224.

It is a junction number, because it is equal to n+sod(n) for n = 4221004096 and 4221004105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2650589 + ... + 2652180.

It is an arithmetic number, because the mean of its divisors is an integer number (618656500).

Almost surely, 2^4221004124 is an apocalyptic number.

It is an amenable number.

4221004124 is a deficient number, since it is larger than the sum of its proper divisors (3202873876).

4221004124 is a wasteful number, since it uses less digits than its factorization.

4221004124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5302972 (or 5302970 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 4221004124 is about 64969.2552212198. The cubic root of 4221004124 is about 1616.1137507543.

Adding to 4221004124 its reverse (4214001224), we get a palindrome (8435005348).

The spelling of 4221004124 in words is "four billion, two hundred twenty-one million, four thousand, one hundred twenty-four".