202012120002012 has 24 divisors (see below), whose sum is σ = 475532955052176. Its totient is φ = 66741467374848.

The previous prime is 202012120002001. The next prime is 202012120002067. The reversal of 202012120002012 is 210200021210202.

It is a junction number, because it is equal to n+sod(n) for n = 202012120001982 and 202012120002000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74488243483 + ... + 74488246194.

It is an arithmetic number, because the mean of its divisors is an integer number (19813873127174).

Almost surely, 2^{202012120002012} is an apocalyptic number.

It is an amenable number.

202012120002012 is an abundant number, since it is smaller than the sum of its proper divisors (273520835050164).

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

202012120002012 is a wasteful number, since it uses less digits than its factorization.

202012120002012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148976489797 (or 148976489795 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 202012120002012 its reverse (210200021210202), we get a palindrome (412212141212214).

The spelling of 202012120002012 in words is "two hundred two trillion, twelve billion, one hundred twenty million, two thousand, twelve".