5212111825631 has 2 divisors, whose sum is σ = 5212111825632. Its totient is φ = 5212111825630.

The previous prime is 5212111825561. The next prime is 5212111825643. The reversal of 5212111825631 is 1365281112125.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5212111825631 - 2¹⁰ = 5212111824607 is a prime.

It is a super-2 number, since 2×5212111825631² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5212111825831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2606055912815 + 2606055912816.

It is an arithmetic number, because the mean of its divisors is an integer number (2606055912816).

Almost surely, 2^{5212111825631} is an apocalyptic number.

5212111825631 is a deficient number, since it is larger than the sum of its proper divisors (1).

5212111825631 is an equidigital number, since it uses as much as digits as its factorization.

5212111825631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 38.

Adding to 5212111825631 its reverse (1365281112125), we get a palindrome (6577392937756).

The spelling of 5212111825631 in words is "five trillion, two hundred twelve billion, one hundred eleven million, eight hundred twenty-five thousand, six hundred thirty-one".