100103012120200 has 24 divisors (see below), whose sum is σ = 232739503179930. Its totient is φ = 40041204848000.

The previous prime is 100103012120191. The next prime is 100103012120207. The reversal of 100103012120200 is 2021210301001.

It can be written as a sum of positive squares in 3 ways, for example, as 41088689722116 + 59014322398084 = 6410046^2 + 7682078^2 .

It is a super-2 number, since 2×100103012120200² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100103012120207) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 250257530101 + ... + 250257530500.

Almost surely, 2^{100103012120200} is an apocalyptic number.

100103012120200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100103012120200 is an abundant number, since it is smaller than the sum of its proper divisors (132636491059730).

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

100103012120200 is a wasteful number, since it uses less digits than its factorization.

100103012120200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500515060617 (or 500515060608 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 100103012120200 its reverse (2021210301001), we get a palindrome (102124222421201).

The spelling of 100103012120200 in words is "one hundred trillion, one hundred three billion, twelve million, one hundred twenty thousand, two hundred".