5221123331 has 2 divisors, whose sum is σ = 5221123332. Its totient is φ = 5221123330.

The previous prime is 5221123319. The next prime is 5221123337. The reversal of 5221123331 is 1333211225.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5221123331 is a prime.

It is a super-2 number, since 2×5221123331² = 54520257675025071122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5221123297 and 5221123306.

It is not a weakly prime, because it can be changed into another prime (5221123337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2610561665 + 2610561666.

It is an arithmetic number, because the mean of its divisors is an integer number (2610561666).

Almost surely, 2^5221123331 is an apocalyptic number.

5221123331 is a deficient number, since it is larger than the sum of its proper divisors (1).

5221123331 is an equidigital number, since it uses as much as digits as its factorization.

5221123331 is an odious number, because the sum of its binary digits is odd.

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

The square root of 5221123331 is about 72257.3410180585. The cubic root of 5221123331 is about 1734.8209202616.

Adding to 5221123331 its reverse (1333211225), we get a palindrome (6554334556).

The spelling of 5221123331 in words is "five billion, two hundred twenty-one million, one hundred twenty-three thousand, three hundred thirty-one".