12240021314 has 4 divisors (see below), whose sum is σ = 18360031974. Its totient is φ = 6120010656.

The previous prime is 12240021289. The next prime is 12240021379. The reversal of 12240021314 is 41312004221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41312004221 = 196751 ⋅209971.

It can be written as a sum of positive squares in only one way, i.e., 12236120689 + 3900625 = 110617^2 + 1975^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3060005327 + ... + 3060005330.

Almost surely, 2^12240021314 is an apocalyptic number.

12240021314 is a deficient number, since it is larger than the sum of its proper divisors (6120010660).

12240021314 is an equidigital number, since it uses as much as digits as its factorization.

12240021314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6120010659.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12240021314 its reverse (41312004221), we get a palindrome (53552025535).

The spelling of 12240021314 in words is "twelve billion, two hundred forty million, twenty-one thousand, three hundred fourteen".