2130122611 has 2 divisors, whose sum is σ = 2130122612. Its totient is φ = 2130122610.

The previous prime is 2130122609. The next prime is 2130122639. The reversal of 2130122611 is 1162210312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2130122611 - 2¹ = 2130122609 is a prime.

Together with 2130122609, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2130122681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065061305 + 1065061306.

It is an arithmetic number, because the mean of its divisors is an integer number (1065061306).

Almost surely, 2^2130122611 is an apocalyptic number.

2130122611 is a deficient number, since it is larger than the sum of its proper divisors (1).

2130122611 is an equidigital number, since it uses as much as digits as its factorization.

2130122611 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.

The square root of 2130122611 is about 46153.2513589238. The cubic root of 2130122611 is about 1286.6730388942.

Adding to 2130122611 its reverse (1162210312), we get a palindrome (3292332923).

The spelling of 2130122611 in words is "two billion, one hundred thirty million, one hundred twenty-two thousand, six hundred eleven".