100202212012 has 12 divisors (see below), whose sum is σ = 200404424080. Its totient is φ = 42943805136.

The previous prime is 100202212003. The next prime is 100202212069. The reversal of 100202212012 is 210212202001.

It is a happy number.

100202212012 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 100202211983 and 100202212001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1789325187 + ... + 1789325242.

Almost surely, 2^100202212012 is an apocalyptic number.

It is an amenable number.

100202212012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

100202212012 is a wasteful number, since it uses less digits than its factorization.

100202212012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3578650440 (or 3578650438 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 100202212012 its reverse (210212202001), we get a palindrome (310414414013).

The spelling of 100202212012 in words is "one hundred billion, two hundred two million, two hundred twelve thousand, twelve".