323204213012 has 24 divisors (see below), whose sum is σ = 571616060904. Its totient is φ = 159886374912.

The previous prime is 323204213011. The next prime is 323204213039. The reversal of 323204213012 is 210312402323.

It can be written as a sum of positive squares in 4 ways, for example, as 12380122756 + 310824090256 = 111266^2 + 557516^2 .

It is a super-2 number, since 2×323204213012² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323204213011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1135838 + ... + 1391594.

It is an arithmetic number, because the mean of its divisors is an integer number (23817335871).

Almost surely, 2^323204213012 is an apocalyptic number.

It is an amenable number.

323204213012 is a deficient number, since it is larger than the sum of its proper divisors (248411847892).

323204213012 is a wasteful number, since it uses less digits than its factorization.

323204213012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259115 (or 259113 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 323204213012 its reverse (210312402323), we get a palindrome (533516615335).

The spelling of 323204213012 in words is "three hundred twenty-three billion, two hundred four million, two hundred thirteen thousand, twelve".