3261124211123 has 2 divisors, whose sum is σ = 3261124211124. Its totient is φ = 3261124211122.

The previous prime is 3261124211113. The next prime is 3261124211143. The reversal of 3261124211123 is 3211124211623.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (3211124211623) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3261124211123 is a prime.

It is a super-2 number, since 2×3261124211123² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3261124211113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1630562105561 + 1630562105562.

It is an arithmetic number, because the mean of its divisors is an integer number (1630562105562).

Almost surely, 2^{3261124211123} is an apocalyptic number.

3261124211123 is a deficient number, since it is larger than the sum of its proper divisors (1).

3261124211123 is an equidigital number, since it uses as much as digits as its factorization.

3261124211123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 29.

Adding to 3261124211123 its reverse (3211124211623), we get a palindrome (6472248422746).

The spelling of 3261124211123 in words is "three trillion, two hundred sixty-one billion, one hundred twenty-four million, two hundred eleven thousand, one hundred twenty-three".