103112203025500 has 48 divisors (see below), whose sum is σ = 225571755977568. Its totient is φ = 41176254000000.

The previous prime is 103112203025473. The next prime is 103112203025581. The reversal of 103112203025500 is 5520302211301.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171267226 + ... + 171868225.

It is an arithmetic number, because the mean of its divisors is an integer number (4699411582866).

Almost surely, 2^{103112203025500} is an apocalyptic number.

103112203025500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103112203025500 is an abundant number, since it is smaller than the sum of its proper divisors (122459552952068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103112203025500 is a wasteful number, since it uses less digits than its factorization.

103112203025500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343136071 (or 343136059 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 103112203025500 its reverse (5520302211301), we get a palindrome (108632505236801).

The spelling of 103112203025500 in words is "one hundred three trillion, one hundred twelve billion, two hundred three million, twenty-five thousand, five hundred".