4221202044 has 24 divisors (see below), whose sum is σ = 9853831120. Its totient is φ = 1406444544.

The previous prime is 4221202033. The next prime is 4221202061. The reversal of 4221202044 is 4402021224.

It is a self number, because there is not a number n which added to its sum of digits gives 4221202044.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49189 + ... + 104220.

Almost surely, 2^4221202044 is an apocalyptic number.

It is an amenable number.

4221202044 is an abundant number, since it is smaller than the sum of its proper divisors (5632629076).

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

4221202044 is a wasteful number, since it uses less digits than its factorization.

4221202044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155709 (or 155707 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 4221202044 is about 64970.7783853634. The cubic root of 4221202044 is about 1616.1390098494.

Adding to 4221202044 its reverse (4402021224), we get a palindrome (8623223268).

The spelling of 4221202044 in words is "four billion, two hundred twenty-one million, two hundred two thousand, forty-four".