2065522111 has 2 divisors, whose sum is σ = 2065522112. Its totient is φ = 2065522110.

The previous prime is 2065522103. The next prime is 2065522127. The reversal of 2065522111 is 1112255602.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2065522111 - 2³ = 2065522103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2065528111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1032761055 + 1032761056.

It is an arithmetic number, because the mean of its divisors is an integer number (1032761056).

Almost surely, 2^2065522111 is an apocalyptic number.

2065522111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2065522111 is an equidigital number, since it uses as much as digits as its factorization.

2065522111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 2065522111 is about 45448.0154792264. The cubic root of 2065522111 is about 1273.5322566350.

Adding to 2065522111 its reverse (1112255602), we get a palindrome (3177777713).

It can be divided in two parts, 2065 and 522111, that added together give a square (524176 = 724²).

The spelling of 2065522111 in words is "two billion, sixty-five million, five hundred twenty-two thousand, one hundred eleven".