1323112230212 has 12 divisors (see below), whose sum is σ = 2315511968700. Its totient is φ = 661537382016.

The previous prime is 1323112230149. The next prime is 1323112230269. The reversal of 1323112230212 is 2120322113231.

It can be written as a sum of positive squares in 2 ways, for example, as 278579173636 + 1044533056576 = 527806^2 + 1022024^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4523753 + ... + 4807344.

It is an arithmetic number, because the mean of its divisors is an integer number (192959330725).

Almost surely, 2^{1323112230212} is an apocalyptic number.

It is an amenable number.

1323112230212 is a deficient number, since it is larger than the sum of its proper divisors (992399738488).

1323112230212 is a wasteful number, since it uses less digits than its factorization.

1323112230212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9366550 (or 9366548 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1323112230212 its reverse (2120322113231), we get a palindrome (3443434343443).

The spelling of 1323112230212 in words is "one trillion, three hundred twenty-three billion, one hundred twelve million, two hundred thirty thousand, two hundred twelve".