12040234330311 has 24 divisors (see below), whose sum is σ = 19068797548944. Its totient is φ = 7260070527360.

The previous prime is 12040234330307. The next prime is 12040234330337. The reversal of 12040234330311 is 11303343204021.

It is a happy number.

12040234330311 is a `hidden beast` number, since 1 + 2 + 0 + 4 + 0 + 2 + 343 + 3 + 0 + 311 = 666.

It is not a de Polignac number, because 12040234330311 - 2² = 12040234330307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12040234330361) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 308656966 + ... + 308695971.

It is an arithmetic number, because the mean of its divisors is an integer number (794533231206).

Almost surely, 2^{12040234330311} is an apocalyptic number.

12040234330311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12040234330311 is a deficient number, since it is larger than the sum of its proper divisors (7028563218633).

12040234330311 is a wasteful number, since it uses less digits than its factorization.

12040234330311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617353151 (or 617353148 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 12040234330311 its reverse (11303343204021), we get a palindrome (23343577534332).

The spelling of 12040234330311 in words is "twelve trillion, forty billion, two hundred thirty-four million, three hundred thirty thousand, three hundred eleven".