4223522531 has 2 divisors, whose sum is σ = 4223522532. Its totient is φ = 4223522530.

The previous prime is 4223522497. The next prime is 4223522581. The reversal of 4223522531 is 1352253224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4223522531 - 2⁶ = 4223522467 is a prime.

It is a super-2 number, since 2×4223522531² = 35676285139729291922, 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 = 4223522494 and 4223522503.

It is not a weakly prime, because it can be changed into another prime (4223522581) 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, 2111761265 + 2111761266.

It is an arithmetic number, because the mean of its divisors is an integer number (2111761266).

Almost surely, 2^4223522531 is an apocalyptic number.

4223522531 is a deficient number, since it is larger than the sum of its proper divisors (1).

4223522531 is an equidigital number, since it uses as much as digits as its factorization.

4223522531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14400, while the sum is 29.

The square root of 4223522531 is about 64988.6338600836. The cubic root of 4223522531 is about 1616.4350979099.

Adding to 4223522531 its reverse (1352253224), we get a palindrome (5575775755).

The spelling of 4223522531 in words is "four billion, two hundred twenty-three million, five hundred twenty-two thousand, five hundred thirty-one".