12213132314 has 4 divisors (see below), whose sum is σ = 18319698474. Its totient is φ = 6106566156.

The previous prime is 12213132311. The next prime is 12213132329. The reversal of 12213132314 is 41323131221.

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

It can be written as a sum of positive squares in only one way, i.e., 7145828089 + 5067304225 = 84533^2 + 71185^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12213132314.

It is not an unprimeable number, because it can be changed into a prime (12213132311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3053283077 + ... + 3053283080.

Almost surely, 2^12213132314 is an apocalyptic number.

12213132314 is a deficient number, since it is larger than the sum of its proper divisors (6106566160).

12213132314 is an equidigital number, since it uses as much as digits as its factorization.

12213132314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6106566159.

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

Adding to 12213132314 its reverse (41323131221), we get a palindrome (53536263535).

The spelling of 12213132314 in words is "twelve billion, two hundred thirteen million, one hundred thirty-two thousand, three hundred fourteen".