3421222121504 has 96 divisors (see below), whose sum is σ = 7508019568896. Its totient is φ = 1521236869120.

The previous prime is 3421222121497. The next prime is 3421222121573. The reversal of 3421222121504 is 4051212221243.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32986592 + ... + 33090144.

It is an arithmetic number, because the mean of its divisors is an integer number (78208537176).

Almost surely, 2^{3421222121504} 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 3421222121504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3754009784448).

3421222121504 is an abundant number, since it is smaller than the sum of its proper divisors (4086797447392).

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

3421222121504 is a wasteful number, since it uses less digits than its factorization.

3421222121504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105618 (or 105610 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 3421222121504 its reverse (4051212221243), we get a palindrome (7472434342747).

The spelling of 3421222121504 in words is "three trillion, four hundred twenty-one billion, two hundred twenty-two million, one hundred twenty-one thousand, five hundred four".