12001330331112 has 32 divisors (see below), whose sum is σ = 30003424387200. Its totient is φ = 4000430302464.

The previous prime is 12001330331101. The next prime is 12001330331117. The reversal of 12001330331112 is 21113303310021.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12001330331117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9066064 + ... + 10305152.

It is an arithmetic number, because the mean of its divisors is an integer number (937607012100).

Almost surely, 2^{12001330331112} is an apocalyptic number.

12001330331112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12001330331112 is an abundant number, since it is smaller than the sum of its proper divisors (18002094056088).

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

12001330331112 is a wasteful number, since it uses less digits than its factorization.

12001330331112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1642665 (or 1642661 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 12001330331112 its reverse (21113303310021), we get a palindrome (33114633641133).

The spelling of 12001330331112 in words is "twelve trillion, one billion, three hundred thirty million, three hundred thirty-one thousand, one hundred twelve".