3321111211242 has 64 divisors (see below), whose sum is σ = 7444231219584. Its totient is φ = 978890711040.

The previous prime is 3321111211241. The next prime is 3321111211247. The reversal of 3321111211242 is 2421121111233.

It is a super-2 number, since 2×3321111211242² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3321111211241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7644538 + ... + 8067290.

It is an arithmetic number, because the mean of its divisors is an integer number (116316112806).

Almost surely, 2^{3321111211242} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3321111211242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3722115609792).

3321111211242 is an abundant number, since it is smaller than the sum of its proper divisors (4123120008342).

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

3321111211242 is a wasteful number, since it uses less digits than its factorization.

3321111211242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426023.

The product of its digits is 576, while the sum is 24.

Adding to 3321111211242 its reverse (2421121111233), we get a palindrome (5742232322475).

It can be divided in two parts, 3321111 and 211242, that added together give a palindrome (3532353).

The spelling of 3321111211242 in words is "three trillion, three hundred twenty-one billion, one hundred eleven million, two hundred eleven thousand, two hundred forty-two".