201201021220012 has 48 divisors (see below), whose sum is σ = 385265024700192. Its totient is φ = 91180271508480.

The previous prime is 201201021220007. The next prime is 201201021220049. The reversal of 201201021220012 is 210022120102102.

It is a happy number.

201201021220012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×201201021220012² (a number of 29 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 427003698 + ... + 427474630.

It is an arithmetic number, because the mean of its divisors is an integer number (8026354681254).

Almost surely, 2^{201201021220012} is an apocalyptic number.

201201021220012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

201201021220012 is a deficient number, since it is larger than the sum of its proper divisors (184064003480180).

201201021220012 is a wasteful number, since it uses less digits than its factorization.

201201021220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500098 (or 500096 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 201201021220012 its reverse (210022120102102), we get a palindrome (411223141322114).

The spelling of 201201021220012 in words is "two hundred one trillion, two hundred one billion, twenty-one million, two hundred twenty thousand, twelve".