212000110120120 has 128 divisors (see below), whose sum is σ = 546156775180800. Its totient is φ = 72550723852800.

The previous prime is 212000110120081. The next prime is 212000110120147. The reversal of 212000110120120 is 21021011000212.

It is a self number, because there is not a number n which added to its sum of digits gives 212000110120120.

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 31 ways as a sum of consecutive naturals, for example, 331401775 + ... + 332040865.

It is an arithmetic number, because the mean of its divisors is an integer number (4266849806100).

Almost surely, 2^{212000110120120} is an apocalyptic number.

212000110120120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212000110120120 is an abundant number, since it is smaller than the sum of its proper divisors (334156665060680).

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

212000110120120 is a wasteful number, since it uses less digits than its factorization.

212000110120120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641309 (or 641305 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 212000110120120 its reverse (21021011000212), we get a palindrome (233021121120332).

The spelling of 212000110120120 in words is "two hundred twelve trillion, one hundred ten million, one hundred twenty thousand, one hundred twenty".