12404200311 has 24 divisors (see below), whose sum is σ = 19152203616. Its totient is φ = 7716994560.

The previous prime is 12404200307. The next prime is 12404200313. The reversal of 12404200311 is 11300240421.

12404200311 is a `hidden beast` number, since 1 + 240 + 420 + 0 + 3 + 1 + 1 = 666.

It is not a de Polignac number, because 12404200311 - 2² = 12404200307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12404200313) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 722290 + ... + 739263.

It is an arithmetic number, because the mean of its divisors is an integer number (798008484).

Almost surely, 2^12404200311 is an apocalyptic number.

12404200311 is a deficient number, since it is larger than the sum of its proper divisors (6748003305).

12404200311 is a wasteful number, since it uses less digits than its factorization.

12404200311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1461623 (or 1461620 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 12404200311 its reverse (11300240421), we get a palindrome (23704440732).

The spelling of 12404200311 in words is "twelve billion, four hundred four million, two hundred thousand, three hundred eleven".