212002120010120 has 64 divisors (see below), whose sum is σ = 520507203258240. Its totient is φ = 77071181747200.

The previous prime is 212002120010119. The next prime is 212002120010173. The reversal of 212002120010120 is 21010021200212.

It is a junction number, because it is equal to n+sod(n) for n = 212002120010095 and 212002120010104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62400332 + ... + 65710011.

It is an arithmetic number, because the mean of its divisors is an integer number (8132925050910).

Almost surely, 2^{212002120010120} is an apocalyptic number.

212002120010120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212002120010120 is an abundant number, since it is smaller than the sum of its proper divisors (308505083248120).

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

212002120010120 is a wasteful number, since it uses less digits than its factorization.

212002120010120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128114126 (or 128114122 counting only the distinct ones).

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

Adding to 212002120010120 its reverse (21010021200212), we get a palindrome (233012141210332).

The spelling of 212002120010120 in words is "two hundred twelve trillion, two billion, one hundred twenty million, ten thousand, one hundred twenty".