201020021212010 has 96 divisors (see below), whose sum is σ = 494497203201792. Its totient is φ = 57835930158720.

The previous prime is 201020021212007. The next prime is 201020021212051. The reversal of 201020021212010 is 10212120020102.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1434352802 + ... + 1434492941.

It is an arithmetic number, because the mean of its divisors is an integer number (5151012533352).

Almost surely, 2^{201020021212010} is an apocalyptic number.

201020021212010 is an abundant number, since it is smaller than the sum of its proper divisors (293477181989782).

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

201020021212010 is a wasteful number, since it uses less digits than its factorization.

201020021212010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2868845788 (or 2868845781 counting only the distinct ones).

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

Adding to 201020021212010 its reverse (10212120020102), we get a palindrome (211232141232112).

The spelling of 201020021212010 in words is "two hundred one trillion, twenty billion, twenty-one million, two hundred twelve thousand, ten".