201020020101003 has 8 divisors (see below), whose sum is σ = 268106203031616. Its totient is φ = 133973591952200.

The previous prime is 201020020100987. The next prime is 201020020101097. The reversal of 201020020101003 is 300101020020102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201020020101003 - 2⁴ = 201020020100987 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201020020101003.

It is not an unprimeable number, because it can be changed into a prime (201020020109003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9938683653 + ... + 9938703878.

It is an arithmetic number, because the mean of its divisors is an integer number (33513275378952).

Almost surely, 2^{201020020101003} is an apocalyptic number.

201020020101003 is a deficient number, since it is larger than the sum of its proper divisors (67086182930613).

201020020101003 is a wasteful number, since it uses less digits than its factorization.

201020020101003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19877390905.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 201020020101003 its reverse (300101020020102), we get a palindrome (501121040121105).

The spelling of 201020020101003 in words is "two hundred one trillion, twenty billion, twenty million, one hundred one thousand, three".