5213212331 has 2 divisors, whose sum is σ = 5213212332. Its totient is φ = 5213212330.

The previous prime is 5213212327. The next prime is 5213212349. The reversal of 5213212331 is 1332123125.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5213212331 - 2² = 5213212327 is a prime.

It is a super-2 number, since 2×5213212331² = 54355165616180907122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 5213212297 and 5213212306.

It is not a weakly prime, because it can be changed into another prime (5213212031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2606606165 + 2606606166.

It is an arithmetic number, because the mean of its divisors is an integer number (2606606166).

Almost surely, 2^5213212331 is an apocalyptic number.

5213212331 is a deficient number, since it is larger than the sum of its proper divisors (1).

5213212331 is an equidigital number, since it uses as much as digits as its factorization.

5213212331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 23.

The square root of 5213212331 is about 72202.5784234885. The cubic root of 5213212331 is about 1733.9442822376.

Adding to 5213212331 its reverse (1332123125), we get a palindrome (6545335456).

The spelling of 5213212331 in words is "five billion, two hundred thirteen million, two hundred twelve thousand, three hundred thirty-one".