12202121200120 has 32 divisors (see below), whose sum is σ = 27458899974720. Its totient is φ = 4880114742400.

The previous prime is 12202121200109. The next prime is 12202121200133. The reversal of 12202121200120 is 2100212120221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12202121200094 and 12202121200103.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 22659856 + ... + 23192095.

It is an arithmetic number, because the mean of its divisors is an integer number (858090624210).

Almost surely, 2^{12202121200120} is an apocalyptic number.

12202121200120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12202121200120 is an abundant number, since it is smaller than the sum of its proper divisors (15256778774600).

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

12202121200120 is a wasteful number, since it uses less digits than its factorization.

12202121200120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45858615 (or 45858611 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12202121200120 its reverse (2100212120221), we get a palindrome (14302333320341).

The spelling of 12202121200120 in words is "twelve trillion, two hundred two billion, one hundred twenty-one million, two hundred thousand, one hundred twenty".