12201212000120 has 128 divisors (see below), whose sum is σ = 33364298520000. Its totient is φ = 3954287124480.

The previous prime is 12201212000077. The next prime is 12201212000123. The reversal of 12201212000120 is 2100021210221.

It is a junction number, because it is equal to n+sod(n) for n = 12201212000095 and 12201212000104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12201212000123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36611345 + ... + 36943104.

Almost surely, 2^{12201212000120} is an apocalyptic number.

12201212000120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12201212000120 is an abundant number, since it is smaller than the sum of its proper divisors (21163086519880).

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

12201212000120 is a wasteful number, since it uses less digits than its factorization.

12201212000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73554513 (or 73554509 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12201212000120 its reverse (2100021210221), we get a palindrome (14301233210341).

The spelling of 12201212000120 in words is "twelve trillion, two hundred one billion, two hundred twelve million, one hundred twenty", and thus it is an aban number.