1101112323203 has 16 divisors (see below), whose sum is σ = 1132940105856. Its totient is φ = 1069394451840.

The previous prime is 1101112323197. The next prime is 1101112323221. The reversal of 1101112323203 is 3023232111011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1101112323203 - 2⁴ = 1101112323187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101112323293) 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 15 ways as a sum of consecutive naturals, for example, 116973125 + ... + 116982537.

It is an arithmetic number, because the mean of its divisors is an integer number (70808756616).

Almost surely, 2^{1101112323203} is an apocalyptic number.

1101112323203 is a deficient number, since it is larger than the sum of its proper divisors (31827782653).

1101112323203 is an equidigital number, since it uses as much as digits as its factorization.

1101112323203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14894.

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

Adding to 1101112323203 its reverse (3023232111011), we get a palindrome (4124344434214).

The spelling of 1101112323203 in words is "one trillion, one hundred one billion, one hundred twelve million, three hundred twenty-three thousand, two hundred three".