123423122403303 has 8 divisors (see below), whose sum is σ = 164564334831600. Its totient is φ = 82281995788608.

The previous prime is 123423122403263. The next prime is 123423122403341. The reversal of 123423122403303 is 303304221324321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 123423122403303 - 2⁸ = 123423122403047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123423122403803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18018888 + ... + 23906621.

It is an arithmetic number, because the mean of its divisors is an integer number (20570541853950).

Almost surely, 2^{123423122403303} is an apocalyptic number.

123423122403303 is a deficient number, since it is larger than the sum of its proper divisors (41141212428297).

123423122403303 is an equidigital number, since it uses as much as digits as its factorization.

123423122403303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42906801.

The product of its (nonzero) digits is 62208, while the sum is 33.

Adding to 123423122403303 its reverse (303304221324321), we get a palindrome (426727343727624).

The spelling of 123423122403303 in words is "one hundred twenty-three trillion, four hundred twenty-three billion, one hundred twenty-two million, four hundred three thousand, three hundred three".