1234103020343 has 4 divisors (see below), whose sum is σ = 1234134403608. Its totient is φ = 1234071637080.

The previous prime is 1234103020331. The next prime is 1234103020349. The reversal of 1234103020343 is 3430203014321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1234103020343 - 2⁴⁰ = 134591392567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234103020349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15632573 + ... + 15711318.

It is an arithmetic number, because the mean of its divisors is an integer number (308533600902).

Almost surely, 2^{1234103020343} is an apocalyptic number.

1234103020343 is a deficient number, since it is larger than the sum of its proper divisors (31383265).

1234103020343 is an equidigital number, since it uses as much as digits as its factorization.

1234103020343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31383264.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 1234103020343 its reverse (3430203014321), we get a palindrome (4664306034664).

The spelling of 1234103020343 in words is "one trillion, two hundred thirty-four billion, one hundred three million, twenty thousand, three hundred forty-three".