12100222011012 has 96 divisors (see below), whose sum is σ = 29383933286400. Its totient is φ = 3872749974912.

The previous prime is 12100222011011. The next prime is 12100222011037. The reversal of 12100222011012 is 21011022200121.

It is a junction number, because it is equal to n+sod(n) for n = 12100222010982 and 12100222011000.

It is not an unprimeable number, because it can be changed into a prime (12100222011011) 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 31 ways as a sum of consecutive naturals, for example, 8686843 + ... + 9983069.

It is an arithmetic number, because the mean of its divisors is an integer number (306082638400).

Almost surely, 2^{12100222011012} is an apocalyptic number.

12100222011012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12100222011012 is an abundant number, since it is smaller than the sum of its proper divisors (17283711275388).

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

12100222011012 is a wasteful number, since it uses less digits than its factorization.

12100222011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1296585 (or 1296583 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12100222011012 its reverse (21011022200121), we get a palindrome (33111244211133).

The spelling of 12100222011012 in words is "twelve trillion, one hundred billion, two hundred twenty-two million, eleven thousand, twelve".