201020210200011 has 16 divisors (see below), whose sum is σ = 269632928404224. Its totient is φ = 133210488861024.

The previous prime is 201020210199889. The next prime is 201020210200027. The reversal of 201020210200011 is 110002012020102.

It is a de Polignac number, because none of the positive numbers 2^k-201020210200011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201020210200011.

It is not an unprimeable number, because it can be changed into a prime (201020210200081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167323120 + ... + 168520226.

It is an arithmetic number, because the mean of its divisors is an integer number (16852058025264).

Almost surely, 2^{201020210200011} is an apocalyptic number.

201020210200011 is a deficient number, since it is larger than the sum of its proper divisors (68612718204213).

201020210200011 is a wasteful number, since it uses less digits than its factorization.

201020210200011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1532450.

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

Adding to 201020210200011 its reverse (110002012020102), we get a palindrome (311022222220113).

The spelling of 201020210200011 in words is "two hundred one trillion, twenty billion, two hundred ten million, two hundred thousand, eleven".