1033123111103 has 4 divisors (see below), whose sum is σ = 1033316839128. Its totient is φ = 1032929383080.

The previous prime is 1033123111067. The next prime is 1033123111127. The reversal of 1033123111103 is 3011113213301.

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 1033123111103 - 2⁸ = 1033123110847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1033123111133) 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, 96856013 + ... + 96866678.

It is an arithmetic number, because the mean of its divisors is an integer number (258329209782).

Almost surely, 2^{1033123111103} is an apocalyptic number.

1033123111103 is a deficient number, since it is larger than the sum of its proper divisors (193728025).

1033123111103 is an equidigital number, since it uses as much as digits as its factorization.

1033123111103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193728024.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 1033123111103 its reverse (3011113213301), we get a palindrome (4044236324404).

The spelling of 1033123111103 in words is "one trillion, thirty-three billion, one hundred twenty-three million, one hundred eleven thousand, one hundred three".