12361818214 has 4 divisors (see below), whose sum is σ = 18542727324. Its totient is φ = 6180909106.

The previous prime is 12361818191. The next prime is 12361818229. The reversal of 12361818214 is 41281816321.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3090454552 + ... + 3090454555.

It is an arithmetic number, because the mean of its divisors is an integer number (4635681831).

Almost surely, 2^12361818214 is an apocalyptic number.

12361818214 is a deficient number, since it is larger than the sum of its proper divisors (6180909110).

12361818214 is an equidigital number, since it uses as much as digits as its factorization.

12361818214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6180909109.

The product of its digits is 18432, while the sum is 37.

The spelling of 12361818214 in words is "twelve billion, three hundred sixty-one million, eight hundred eighteen thousand, two hundred fourteen".