12321202011112 has 16 divisors (see below), whose sum is σ = 23255248831200. Its totient is φ = 6119802322800.

The previous prime is 12321202011091. The next prime is 12321202011119. The reversal of 12321202011112 is 21111020212321.

It is a self number, because there is not a number n which added to its sum of digits gives 12321202011112.

It is not an unprimeable number, because it can be changed into a prime (12321202011119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5099834062 + ... + 5099836477.

It is an arithmetic number, because the mean of its divisors is an integer number (1453453051950).

Almost surely, 2^{12321202011112} is an apocalyptic number.

It is an amenable number.

12321202011112 is a deficient number, since it is larger than the sum of its proper divisors (10934046820088).

12321202011112 is a wasteful number, since it uses less digits than its factorization.

12321202011112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10199670696 (or 10199670692 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 12321202011112 its reverse (21111020212321), we get a palindrome (33432222223433).

The spelling of 12321202011112 in words is "twelve trillion, three hundred twenty-one billion, two hundred two million, eleven thousand, one hundred twelve".