201020210100012 has 24 divisors (see below), whose sum is σ = 484177710349312. Its totient is φ = 64845229064400.

The previous prime is 201020210100007. The next prime is 201020210100053. The reversal of 201020210100012 is 210001012020102.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270188454064 + ... + 270188454807.

Almost surely, 2^{201020210100012} is an apocalyptic number.

It is an amenable number.

201020210100012 is an abundant number, since it is smaller than the sum of its proper divisors (283157500249300).

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

201020210100012 is a wasteful number, since it uses less digits than its factorization.

201020210100012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540376908909 (or 540376908907 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 201020210100012 its reverse (210001012020102), we get a palindrome (411021222120114).

The spelling of 201020210100012 in words is "two hundred one trillion, twenty billion, two hundred ten million, one hundred thousand, twelve".