123111134003 has 8 divisors (see below), whose sum is σ = 144634059696. Its totient is φ = 103310042400.

The previous prime is 123111133997. The next prime is 123111134009. The reversal of 123111134003 is 300431111321.

It is an interprime number because it is at equal distance from previous prime (123111133997) and next prime (123111134009).

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 123111134003 - 2²² = 123106939699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123111134009) 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 7 ways as a sum of consecutive naturals, for example, 430458368 + ... + 430458653.

It is an arithmetic number, because the mean of its divisors is an integer number (18079257462).

Almost surely, 2^123111134003 is an apocalyptic number.

123111134003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

123111134003 is a deficient number, since it is larger than the sum of its proper divisors (21522925693).

123111134003 is a wasteful number, since it uses less digits than its factorization.

123111134003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860917045.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 123111134003 its reverse (300431111321), we get a palindrome (423542245324).

The spelling of 123111134003 in words is "one hundred twenty-three billion, one hundred eleven million, one hundred thirty-four thousand, three".