2011330220201 has 2 divisors, whose sum is σ = 2011330220202. Its totient is φ = 2011330220200.

The previous prime is 2011330220189. The next prime is 2011330220219. The reversal of 2011330220201 is 1020220331102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1393164744976 + 618165475225 = 1180324^2 + 786235^2 .

It is a cyclic number.

It is not a de Polignac number, because 2011330220201 - 2²⁶ = 2011263111337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2011330220201.

It is not a weakly prime, because it can be changed into another prime (2011330240201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005665110100 + 1005665110101.

It is an arithmetic number, because the mean of its divisors is an integer number (1005665110101).

Almost surely, 2^{2011330220201} is an apocalyptic number.

It is an amenable number.

2011330220201 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011330220201 is an equidigital number, since it uses as much as digits as its factorization.

2011330220201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2011330220201 its reverse (1020220331102), we get a palindrome (3031550551303).

The spelling of 2011330220201 in words is "two trillion, eleven billion, three hundred thirty million, two hundred twenty thousand, two hundred one".