1232340043311 has 54 divisors (see below), whose sum is σ = 2047559242560. Its totient is φ = 713753254656.

The previous prime is 1232340043261. The next prime is 1232340043367. The reversal of 1232340043311 is 1133400432321.

It is a happy number.

1232340043311 is a `hidden beast` number, since 1 + 2 + 3 + 2 + 340 + 0 + 4 + 3 + 311 = 666.

It is not a de Polignac number, because 1232340043311 - 2⁹ = 1232340042799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232340043391) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 962191 + ... + 1841328.

Almost surely, 2^{1232340043311} is an apocalyptic number.

1232340043311 is a deficient number, since it is larger than the sum of its proper divisors (815219199249).

1232340043311 is a wasteful number, since it uses less digits than its factorization.

1232340043311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2803585 (or 2803552 counting only the distinct ones).

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

Adding to 1232340043311 its reverse (1133400432321), we get a palindrome (2365740475632).

The spelling of 1232340043311 in words is "one trillion, two hundred thirty-two billion, three hundred forty million, forty-three thousand, three hundred eleven".