1233340434243 has 48 divisors (see below), whose sum is σ = 1895334764544. Its totient is φ = 771104093760.

The previous prime is 1233340434241. The next prime is 1233340434247. The reversal of 1233340434243 is 3424340433321.

1233340434243 is a `hidden beast` number, since 1 + 2 + 3 + 3 + 3 + 404 + 3 + 4 + 243 = 666.

It is not a de Polignac number, because 1233340434243 - 2¹ = 1233340434241 is a prime.

It is a super-2 number, since 2×1233340434243² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1233340434198 and 1233340434207.

It is not an unprimeable number, because it can be changed into a prime (1233340434241) 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 47 ways as a sum of consecutive naturals, for example, 16100130 + ... + 16176552.

It is an arithmetic number, because the mean of its divisors is an integer number (39486140928).

Almost surely, 2^{1233340434243} is an apocalyptic number.

1233340434243 is a deficient number, since it is larger than the sum of its proper divisors (661994330301).

1233340434243 is a wasteful number, since it uses less digits than its factorization.

1233340434243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77976 (or 77973 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 36.

Adding to 1233340434243 its reverse (3424340433321), we get a palindrome (4657680867564).

The spelling of 1233340434243 in words is "one trillion, two hundred thirty-three billion, three hundred forty million, four hundred thirty-four thousand, two hundred forty-three".