2655231211 has 2 divisors, whose sum is σ = 2655231212. Its totient is φ = 2655231210.

The previous prime is 2655231203. The next prime is 2655231253. The reversal of 2655231211 is 1121325562.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2655231211 - 2³ = 2655231203 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2655231211.

It is not a weakly prime, because it can be changed into another prime (2655231281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1327615605 + 1327615606.

It is an arithmetic number, because the mean of its divisors is an integer number (1327615606).

Almost surely, 2^2655231211 is an apocalyptic number.

2655231211 is a deficient number, since it is larger than the sum of its proper divisors (1).

2655231211 is an equidigital number, since it uses as much as digits as its factorization.

2655231211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3600, while the sum is 28.

The square root of 2655231211 is about 51528.9356672540. The cubic root of 2655231211 is about 1384.7374829465.

Adding to 2655231211 its reverse (1121325562), we get a palindrome (3776556773).

The spelling of 2655231211 in words is "two billion, six hundred fifty-five million, two hundred thirty-one thousand, two hundred eleven".