1103120303023 has 16 divisors (see below), whose sum is σ = 1170255456000. Its totient is φ = 1036914203520.

The previous prime is 1103120303017. The next prime is 1103120303027. The reversal of 1103120303023 is 3203030213011.

It is a cyclic number.

It is not a de Polignac number, because 1103120303023 - 2⁹ = 1103120302511 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103120303027) 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, 1557783 + ... + 2152423.

It is an arithmetic number, because the mean of its divisors is an integer number (73140966000).

Almost surely, 2^{1103120303023} is an apocalyptic number.

1103120303023 is a deficient number, since it is larger than the sum of its proper divisors (67135152977).

1103120303023 is a wasteful number, since it uses less digits than its factorization.

1103120303023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595422.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 1103120303023 its reverse (3203030213011), we get a palindrome (4306150516034).

The spelling of 1103120303023 in words is "one trillion, one hundred three billion, one hundred twenty million, three hundred three thousand, twenty-three".