210111000133 has 2 divisors, whose sum is σ = 210111000134. Its totient is φ = 210111000132.

The previous prime is 210111000097. The next prime is 210111000157. The reversal of 210111000133 is 331000111012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 161553351969 + 48557648164 = 401937^2 + 220358^2 .

It is a cyclic number.

It is not a de Polignac number, because 210111000133 - 2¹³ = 210110991941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210111000163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105055500066 + 105055500067.

It is an arithmetic number, because the mean of its divisors is an integer number (105055500067).

Almost surely, 2^210111000133 is an apocalyptic number.

It is an amenable number.

210111000133 is a deficient number, since it is larger than the sum of its proper divisors (1).

210111000133 is an equidigital number, since it uses as much as digits as its factorization.

210111000133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 210111000133 its reverse (331000111012), we get a palindrome (541111111145).

The spelling of 210111000133 in words is "two hundred ten billion, one hundred eleven million, one hundred thirty-three", and thus it is an aban number.