20300100103200 has 72 divisors (see below), whose sum is σ = 66076825843728. Its totient is φ = 5413360026880.

The previous prime is 20300100103193. The next prime is 20300100103207. The reversal of 20300100103200 is 230100100302.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20300100103193) and next prime (20300100103207).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (20300100103207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4229185122 + ... + 4229189921.

It is an arithmetic number, because the mean of its divisors is an integer number (917733692274).

Almost surely, 2^{20300100103200} is an apocalyptic number.

20300100103200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20300100103200 is an abundant number, since it is smaller than the sum of its proper divisors (45776725740528).

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

20300100103200 is a wasteful number, since it uses less digits than its factorization.

20300100103200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8458375066 (or 8458375053 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 20300100103200 its reverse (230100100302), we get a palindrome (20530200203502).

The spelling of 20300100103200 in words is "twenty trillion, three hundred billion, one hundred million, one hundred three thousand, two hundred".