123011222303 has 8 divisors (see below), whose sum is σ = 125824501440. Its totient is φ = 120206110720.

The previous prime is 123011222287. The next prime is 123011222309. The reversal of 123011222303 is 303222110321.

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

It is a cyclic number.

It is not a de Polignac number, because 123011222303 - 2⁴ = 123011222287 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 (123011222309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2011418 + ... + 2071671.

It is an arithmetic number, because the mean of its divisors is an integer number (15728062680).

Almost surely, 2^123011222303 is an apocalyptic number.

123011222303 is a deficient number, since it is larger than the sum of its proper divisors (2813279137).

123011222303 is an equidigital number, since it uses as much as digits as its factorization.

123011222303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4083777.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 123011222303 its reverse (303222110321), we get a palindrome (426233332624).

The spelling of 123011222303 in words is "one hundred twenty-three billion, eleven million, two hundred twenty-two thousand, three hundred three".