1234123112303 has 4 divisors (see below), whose sum is σ = 1240517532768. Its totient is φ = 1227728691840.

The previous prime is 1234123112279. The next prime is 1234123112317. The reversal of 1234123112303 is 3032113214321.

It is a happy number.

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 1234123112303 - 2⁶ = 1234123112239 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 (1234123112353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3197209943 + ... + 3197210328.

It is an arithmetic number, because the mean of its divisors is an integer number (310129383192).

Almost surely, 2^{1234123112303} is an apocalyptic number.

1234123112303 is a deficient number, since it is larger than the sum of its proper divisors (6394420465).

1234123112303 is an equidigital number, since it uses as much as digits as its factorization.

1234123112303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6394420464.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 1234123112303 its reverse (3032113214321), we get a palindrome (4266236326624).

The spelling of 1234123112303 in words is "one trillion, two hundred thirty-four billion, one hundred twenty-three million, one hundred twelve thousand, three hundred three".