1123013033203 has 4 divisors (see below), whose sum is σ = 1123242084208. Its totient is φ = 1122783982200.

The previous prime is 1123013033183. The next prime is 1123013033257. The reversal of 1123013033203 is 3023303103211.

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

It is a cyclic number.

It is not a de Polignac number, because 1123013033203 - 2²⁵ = 1122979478771 is a prime.

It is a super-2 number, since 2×1123013033203² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123013036203) 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 3 ways as a sum of consecutive naturals, for example, 114518148 + ... + 114527953.

It is an arithmetic number, because the mean of its divisors is an integer number (280810521052).

Almost surely, 2^{1123013033203} is an apocalyptic number.

1123013033203 is a deficient number, since it is larger than the sum of its proper divisors (229051005).

1123013033203 is an equidigital number, since it uses as much as digits as its factorization.

1123013033203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229051004.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 1123013033203 its reverse (3023303103211), we get a palindrome (4146316136414).

The spelling of 1123013033203 in words is "one trillion, one hundred twenty-three billion, thirteen million, thirty-three thousand, two hundred three".