1123300312203 has 8 divisors (see below), whose sum is σ = 1497743838208. Its totient is φ = 748861830504.

The previous prime is 1123300312187. The next prime is 1123300312241. The reversal of 1123300312203 is 3022130033211.

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

It is not a de Polignac number, because 1123300312203 - 2⁴ = 1123300312187 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1123300312203.

It is not an unprimeable number, because it can be changed into a prime (1123300312243) 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, 706651 + ... + 1657092.

It is an arithmetic number, because the mean of its divisors is an integer number (187217979776).

Almost surely, 2^{1123300312203} is an apocalyptic number.

1123300312203 is a deficient number, since it is larger than the sum of its proper divisors (374443526005).

1123300312203 is a wasteful number, since it uses less digits than its factorization.

1123300312203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2522153.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1123300312203 its reverse (3022130033211), we get a palindrome (4145430345414).

The spelling of 1123300312203 in words is "one trillion, one hundred twenty-three billion, three hundred million, three hundred twelve thousand, two hundred three".