212012002000120 has 64 divisors (see below), whose sum is σ = 568876924638720. Its totient is φ = 69529401896064.

The previous prime is 212012002000091. The next prime is 212012002000133. The reversal of 212012002000120 is 21000200210212.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 212012002000120.

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, 16460552722 + ... + 16460565601.

It is an arithmetic number, because the mean of its divisors is an integer number (8888701947480).

Almost surely, 2^{212012002000120} is an apocalyptic number.

212012002000120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212012002000120 is an abundant number, since it is smaller than the sum of its proper divisors (356864922638600).

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

212012002000120 is a wasteful number, since it uses less digits than its factorization.

212012002000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32921118364 (or 32921118360 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 212012002000120 its reverse (21000200210212), we get a palindrome (233012202210332).

The spelling of 212012002000120 in words is "two hundred twelve trillion, twelve billion, two million, one hundred twenty", and thus it is an aban number.