4221022104 has 160 divisors (see below), whose sum is σ = 12887748720. Its totient is φ = 1282915584.

The previous prime is 4221022103. The next prime is 4221022109. The reversal of 4221022104 is 4012201224.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4221022103) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 696174 + ... + 702210.

Almost surely, 2^4221022104 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 4221022104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6443874360).

4221022104 is an abundant number, since it is smaller than the sum of its proper divisors (8666726616).

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

4221022104 is a wasteful number, since it uses less digits than its factorization.

4221022104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6151 (or 6138 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 4221022104 is about 64969.3935942148. The cubic root of 4221022104 is about 1616.1160454439.

Adding to 4221022104 its reverse (4012201224), we get a palindrome (8233223328).

The spelling of 4221022104 in words is "four billion, two hundred twenty-one million, twenty-two thousand, one hundred four".