4221104421232 has 40 divisors (see below), whose sum is σ = 8541955913760. Its totient is φ = 2016900399360.

The previous prime is 4221104421217. The next prime is 4221104421253. The reversal of 4221104421232 is 2321244011224.

It is a self number, because there is not a number n which added to its sum of digits gives 4221104421232.

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, 4971619 + ... + 5758402.

It is an arithmetic number, because the mean of its divisors is an integer number (213548897844).

Almost surely, 2^{4221104421232} is an apocalyptic number.

It is an amenable number.

4221104421232 is an abundant number, since it is smaller than the sum of its proper divisors (4320851492528).

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

4221104421232 is a wasteful number, since it uses less digits than its factorization.

4221104421232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10731121 (or 10731115 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 4221104421232 its reverse (2321244011224), we get a palindrome (6542348432456).

The spelling of 4221104421232 in words is "four trillion, two hundred twenty-one billion, one hundred four million, four hundred twenty-one thousand, two hundred thirty-two".