201020020102012 has 12 divisors (see below), whose sum is σ = 352332134771176. Its totient is φ = 100353695881680.

The previous prime is 201020020102007. The next prime is 201020020102043. The reversal of 201020020102012 is 210201020020102.

It is a happy number.

It is a super-3 number, since 3×201020020102012³ (a number of 44 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201020020101983 and 201020020102001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39078539439 + ... + 39078544582.

Almost surely, 2^{201020020102012} is an apocalyptic number.

It is an amenable number.

201020020102012 is a deficient number, since it is larger than the sum of its proper divisors (151312114669164).

201020020102012 is a wasteful number, since it uses less digits than its factorization.

201020020102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78157084668 (or 78157084666 counting only the distinct ones).

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

Adding to 201020020102012 its reverse (210201020020102), we get a palindrome (411221040122114).

The spelling of 201020020102012 in words is "two hundred one trillion, twenty billion, twenty million, one hundred two thousand, twelve".