100200212012 has 24 divisors (see below), whose sum is σ = 177846920832. Its totient is φ = 49387536000.

The previous prime is 100200211997. The next prime is 100200212017. The reversal of 100200212012 is 210212002001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100200211984 and 100200212002.

It is not an unprimeable number, because it can be changed into a prime (100200212017) 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 7 ways as a sum of consecutive naturals, for example, 464837 + ... + 645347.

It is an arithmetic number, because the mean of its divisors is an integer number (7410288368).

Almost surely, 2^100200212012 is an apocalyptic number.

It is an amenable number.

100200212012 is a deficient number, since it is larger than the sum of its proper divisors (77646708820).

100200212012 is a wasteful number, since it uses less digits than its factorization.

100200212012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182489 (or 182487 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 100200212012 its reverse (210212002001), we get a palindrome (310412214013).

The spelling of 100200212012 in words is "one hundred billion, two hundred million, two hundred twelve thousand, twelve".