100001112212200 has 48 divisors (see below), whose sum is σ = 233082393027660. Its totient is φ = 39900693120000.

The previous prime is 100001112212153. The next prime is 100001112212233. The reversal of 100001112212200 is 2212211100001.

It can be written as a sum of positive squares in 6 ways, for example, as 68646958339716 + 31354153872484 = 8285346^2 + 5599478^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 623368131 + ... + 623528530.

Almost surely, 2^{100001112212200} is an apocalyptic number.

100001112212200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100001112212200 is an abundant number, since it is smaller than the sum of its proper divisors (133081280815460).

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

100001112212200 is a wasteful number, since it uses less digits than its factorization.

100001112212200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1246897078 (or 1246897069 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100001112212200 its reverse (2212211100001), we get a palindrome (102213323312201).

The spelling of 100001112212200 in words is "one hundred trillion, one billion, one hundred twelve million, two hundred twelve thousand, two hundred".