121112232331332 has 48 divisors (see below), whose sum is σ = 311463885241152. Its totient is φ = 36322318970880.

The previous prime is 121112232331309. The next prime is 121112232331333. The reversal of 121112232331332 is 233133232211121.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 121112232331332.

It is not an unprimeable number, because it can be changed into a prime (121112232331333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4729455813 + ... + 4729481420.

It is an arithmetic number, because the mean of its divisors is an integer number (6488830942524).

Almost surely, 2^{121112232331332} is an apocalyptic number.

121112232331332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121112232331332 is an abundant number, since it is smaller than the sum of its proper divisors (190351652909820).

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

121112232331332 is a wasteful number, since it uses less digits than its factorization.

121112232331332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9458937348 (or 9458937346 counting only the distinct ones).

The product of its digits is 7776, while the sum is 30.

Adding to 121112232331332 its reverse (233133232211121), we get a palindrome (354245464542453).

The spelling of 121112232331332 in words is "one hundred twenty-one trillion, one hundred twelve billion, two hundred thirty-two million, three hundred thirty-one thousand, three hundred thirty-two".