123011140003 has 4 divisors (see below), whose sum is σ = 123013188880. Its totient is φ = 123009091128.

The previous prime is 123011139949. The next prime is 123011140019. The reversal of 123011140003 is 300041110321.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123011140003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123011140033) 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, 931575 + ... + 1055392.

It is an arithmetic number, because the mean of its divisors is an integer number (30753297220).

Almost surely, 2^123011140003 is an apocalyptic number.

123011140003 is a deficient number, since it is larger than the sum of its proper divisors (2048877).

123011140003 is an equidigital number, since it uses as much as digits as its factorization.

123011140003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2048876.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 123011140003 its reverse (300041110321), we get a palindrome (423052250324).

The spelling of 123011140003 in words is "one hundred twenty-three billion, eleven million, one hundred forty thousand, three".