201020332102111 has 2 divisors, whose sum is σ = 201020332102112. Its totient is φ = 201020332102110.

The previous prime is 201020332102091. The next prime is 201020332102133. The reversal of 201020332102111 is 111201233020102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201020332102111 - 2⁷ = 201020332101983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201020332102171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100510166051055 + 100510166051056.

It is an arithmetic number, because the mean of its divisors is an integer number (100510166051056).

Almost surely, 2^{201020332102111} is an apocalyptic number.

201020332102111 is a deficient number, since it is larger than the sum of its proper divisors (1).

201020332102111 is an equidigital number, since it uses as much as digits as its factorization.

201020332102111 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 19.

Adding to 201020332102111 its reverse (111201233020102), we get a palindrome (312221565122213).

The spelling of 201020332102111 in words is "two hundred one trillion, twenty billion, three hundred thirty-two million, one hundred two thousand, one hundred eleven".