12211011200120 has 64 divisors (see below), whose sum is σ = 28683676800000. Its totient is φ = 4669701176448.

The previous prime is 12211011200077. The next prime is 12211011200221. The reversal of 12211011200120 is 2100211011221.

It is a junction number, because it is equal to n+sod(n) for n = 12211011200095 and 12211011200104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1480790 + ... + 5158949.

It is an arithmetic number, because the mean of its divisors is an integer number (448182450000).

Almost surely, 2^{12211011200120} is an apocalyptic number.

12211011200120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12211011200120 is an abundant number, since it is smaller than the sum of its proper divisors (16472665599880).

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

12211011200120 is a wasteful number, since it uses less digits than its factorization.

12211011200120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6641772 (or 6641768 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12211011200120 its reverse (2100211011221), we get a palindrome (14311222211341).

The spelling of 12211011200120 in words is "twelve trillion, two hundred eleven billion, eleven million, two hundred thousand, one hundred twenty".