100203112020300 has 72 divisors (see below), whose sum is σ = 295391211783696. Its totient is φ = 26216663266560.

The previous prime is 100203112020299. The next prime is 100203112020301. The reversal of 100203112020300 is 3020211302001.

It is an interprime number because it is at equal distance from previous prime (100203112020299) and next prime (100203112020301).

It is a super-2 number, since 2×100203112020300² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 100203112020300.

It is not an unprimeable number, because it can be changed into a prime (100203112020301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3151025359 + ... + 3151057158.

It is an arithmetic number, because the mean of its divisors is an integer number (4102655719218).

Almost surely, 2^{100203112020300} is an apocalyptic number.

100203112020300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100203112020300 is an abundant number, since it is smaller than the sum of its proper divisors (195188099763396).

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

100203112020300 is a wasteful number, since it uses less digits than its factorization.

100203112020300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6302082587 (or 6302082580 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 100203112020300 its reverse (3020211302001), we get a palindrome (103223323322301).

The spelling of 100203112020300 in words is "one hundred trillion, two hundred three billion, one hundred twelve million, twenty thousand, three hundred".