3421221242 has 8 divisors (see below), whose sum is σ = 5196792000. Its totient is φ = 1688957244.

The previous prime is 3421221203. The next prime is 3421221247. The reversal of 3421221242 is 2421221243.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3421221247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10826492 + ... + 10826807.

It is an arithmetic number, because the mean of its divisors is an integer number (649599000).

Almost surely, 2^3421221242 is an apocalyptic number.

3421221242 is a deficient number, since it is larger than the sum of its proper divisors (1775570758).

3421221242 is a wasteful number, since it uses less digits than its factorization.

3421221242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21653380.

The product of its digits is 1536, while the sum is 23.

The square root of 3421221242 is about 58491.2065356836. The cubic root of 3421221242 is about 1506.8165674226.

Adding to 3421221242 its reverse (2421221243), we get a palindrome (5842442485).

Subtracting from 3421221242 its reverse (2421221243), we obtain a palindrome (999999999).

The spelling of 3421221242 in words is "three billion, four hundred twenty-one million, two hundred twenty-one thousand, two hundred forty-two".