3122231322112 has 80 divisors (see below), whose sum is σ = 7133405745312. Its totient is φ = 1337377259520.

The previous prime is 3122231322103. The next prime is 3122231322127. The reversal of 3122231322112 is 2112231322213.

3122231322112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 6435768 + ... + 6903880.

Almost surely, 2^{3122231322112} is an apocalyptic number.

3122231322112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3122231322112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3566702872656).

3122231322112 is an abundant number, since it is smaller than the sum of its proper divisors (4011174423200).

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

3122231322112 is an equidigital number, since it uses as much as digits as its factorization.

3122231322112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469999 (or 469983 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

Adding to 3122231322112 its reverse (2112231322213), we get a palindrome (5234462644325).

The spelling of 3122231322112 in words is "three trillion, one hundred twenty-two billion, two hundred thirty-one million, three hundred twenty-two thousand, one hundred twelve".