13123012001203 has 24 divisors (see below), whose sum is σ = 14324761813680. Its totient is φ = 12016112209920.

The previous prime is 13123012001171. The next prime is 13123012001243. The reversal of 13123012001203 is 30210021032131.

It is not a de Polignac number, because 13123012001203 - 2⁵ = 13123012001171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13123012001243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13894803 + ... + 14809171.

It is an arithmetic number, because the mean of its divisors is an integer number (596865075570).

Almost surely, 2^{13123012001203} is an apocalyptic number.

13123012001203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13123012001203 is a deficient number, since it is larger than the sum of its proper divisors (1201749812477).

13123012001203 is a wasteful number, since it uses less digits than its factorization.

13123012001203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915079 (or 915066 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 13123012001203 its reverse (30210021032131), we get a palindrome (43333033033334).

The spelling of 13123012001203 in words is "thirteen trillion, one hundred twenty-three billion, twelve million, one thousand, two hundred three".