2312611211 has 2 divisors, whose sum is σ = 2312611212. Its totient is φ = 2312611210.

The previous prime is 2312611207. The next prime is 2312611243. The reversal of 2312611211 is 1121162132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2312611211 - 2² = 2312611207 is a prime.

It is a super-3 number, since 3×2312611211³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (2312611261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156305605 + 1156305606.

It is an arithmetic number, because the mean of its divisors is an integer number (1156305606).

Almost surely, 2^2312611211 is an apocalyptic number.

2312611211 is a deficient number, since it is larger than the sum of its proper divisors (1).

2312611211 is an equidigital number, since it uses as much as digits as its factorization.

2312611211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 144, while the sum is 20.

The square root of 2312611211 is about 48089.6164571938. The cubic root of 2312611211 is about 1322.4143163434.

Adding to 2312611211 its reverse (1121162132), we get a palindrome (3433773343).

The spelling of 2312611211 in words is "two billion, three hundred twelve million, six hundred eleven thousand, two hundred eleven".