1223130112003 has 4 divisors (see below), whose sum is σ = 1223282687080. Its totient is φ = 1222977536928.

The previous prime is 1223130111991. The next prime is 1223130112019. The reversal of 1223130112003 is 3002110313221.

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-1223130112003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1223130112403) 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, 76275513 + ... + 76291546.

It is an arithmetic number, because the mean of its divisors is an integer number (305820671770).

Almost surely, 2^{1223130112003} is an apocalyptic number.

1223130112003 is a deficient number, since it is larger than the sum of its proper divisors (152575077).

1223130112003 is an equidigital number, since it uses as much as digits as its factorization.

1223130112003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152575076.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1223130112003 its reverse (3002110313221), we get a palindrome (4225240425224).

The spelling of 1223130112003 in words is "one trillion, two hundred twenty-three billion, one hundred thirty million, one hundred twelve thousand, three".