12301323212 has 24 divisors (see below), whose sum is σ = 22097537616. Its totient is φ = 5988644928.

The previous prime is 12301323149. The next prime is 12301323253. The reversal of 12301323212 is 21232310321.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58283 + ... + 167330.

It is an arithmetic number, because the mean of its divisors is an integer number (920730734).

Almost surely, 2^12301323212 is an apocalyptic number.

It is an amenable number.

12301323212 is a deficient number, since it is larger than the sum of its proper divisors (9796214404).

12301323212 is a wasteful number, since it uses less digits than its factorization.

12301323212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225977 (or 225975 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12301323212 its reverse (21232310321), we get a palindrome (33533633533).

The spelling of 12301323212 in words is "twelve billion, three hundred one million, three hundred twenty-three thousand, two hundred twelve".