12013223114 has 4 divisors (see below), whose sum is σ = 18019834674. Its totient is φ = 6006611556.

The previous prime is 12013223107. The next prime is 12013223141. The reversal of 12013223114 is 41132231021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41132231021 = 7 ⋅5876033003.

It can be written as a sum of positive squares in only one way, i.e., 11995725625 + 17497489 = 109525^2 + 4183^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3003305777 + ... + 3003305780.

Almost surely, 2^12013223114 is an apocalyptic number.

12013223114 is a deficient number, since it is larger than the sum of its proper divisors (6006611560).

12013223114 is an equidigital number, since it uses as much as digits as its factorization.

12013223114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6006611559.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 12013223114 its reverse (41132231021), we get a palindrome (53145454135).

The spelling of 12013223114 in words is "twelve billion, thirteen million, two hundred twenty-three thousand, one hundred fourteen".