100112021210212 has 24 divisors (see below), whose sum is σ = 191138828549760. Its totient is φ = 45501683480160.

The previous prime is 100112021210143. The next prime is 100112021210273. The reversal of 100112021210212 is 212012120211001.

It is a super-2 number, since 2×100112021210212² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93982012 + ... + 95041267.

It is an arithmetic number, because the mean of its divisors is an integer number (7964117856240).

Almost surely, 2^{100112021210212} is an apocalyptic number.

It is an amenable number.

100112021210212 is a deficient number, since it is larger than the sum of its proper divisors (91026807339548).

100112021210212 is a wasteful number, since it uses less digits than its factorization.

100112021210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189035331 (or 189035329 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 100112021210212 its reverse (212012120211001), we get a palindrome (312124141421213).

The spelling of 100112021210212 in words is "one hundred trillion, one hundred twelve billion, twenty-one million, two hundred ten thousand, two hundred twelve".