3421214121242 has 16 divisors (see below), whose sum is σ = 5636782992960. Its totient is φ = 1550115322272.

The previous prime is 3421214121209. The next prime is 3421214121263. The reversal of 3421214121242 is 2421214121243.

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, 1957215443 + ... + 1957217190.

It is an arithmetic number, because the mean of its divisors is an integer number (352298937060).

Almost surely, 2^{3421214121242} is an apocalyptic number.

3421214121242 is a deficient number, since it is larger than the sum of its proper divisors (2215568871718).

3421214121242 is a wasteful number, since it uses less digits than its factorization.

3421214121242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3914432677.

The product of its digits is 6144, while the sum is 29.

Adding to 3421214121242 its reverse (2421214121243), we get a palindrome (5842428242485).

Subtracting from 3421214121242 its reverse (2421214121243), we obtain a palindrome (999999999999).

The spelling of 3421214121242 in words is "three trillion, four hundred twenty-one billion, two hundred fourteen million, one hundred twenty-one thousand, two hundred forty-two".