3213223523 has 4 divisors (see below), whose sum is σ = 3300067440. Its totient is φ = 3126379608.

The previous prime is 3213223483. The next prime is 3213223529. The reversal of 3213223523 is 3253223123.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3213223523 - 2²⁴ = 3196446307 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3213223492 and 3213223501.

It is not an unprimeable number, because it can be changed into a prime (3213223529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43421903 + ... + 43421976.

It is an arithmetic number, because the mean of its divisors is an integer number (825016860).

Almost surely, 2^3213223523 is an apocalyptic number.

3213223523 is a deficient number, since it is larger than the sum of its proper divisors (86843917).

3213223523 is an equidigital number, since it uses as much as digits as its factorization.

3213223523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86843916.

The product of its digits is 6480, while the sum is 26.

The square root of 3213223523 is about 56685.3025307266. The cubic root of 3213223523 is about 1475.6396380056.

Adding to 3213223523 its reverse (3253223123), we get a palindrome (6466446646).

It can be divided in two parts, 32132 and 23523, that added together give a palindrome (55655).

The spelling of 3213223523 in words is "three billion, two hundred thirteen million, two hundred twenty-three thousand, five hundred twenty-three".