100212110102212 has 24 divisors (see below), whose sum is σ = 176229187013880. Its totient is φ = 49861484574720.

The previous prime is 100212110102197. The next prime is 100212110102231. The reversal of 100212110102212 is 212201011212001.

It can be written as a sum of positive squares in 4 ways, for example, as 5000259487876 + 95211850614336 = 2236126^2 + 9757656^2 .

It is a super-2 number, since 2×100212110102212² (a number of 29 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 70642537 + ... + 72047152.

It is an arithmetic number, because the mean of its divisors is an integer number (7342882792245).

Almost surely, 2^{100212110102212} is an apocalyptic number.

It is an amenable number.

100212110102212 is a deficient number, since it is larger than the sum of its proper divisors (76017076911668).

100212110102212 is a wasteful number, since it uses less digits than its factorization.

100212110102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142690551 (or 142690549 counting only the distinct ones).

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

Adding to 100212110102212 its reverse (212201011212001), we get a palindrome (312413121314213).

The spelling of 100212110102212 in words is "one hundred trillion, two hundred twelve billion, one hundred ten million, one hundred two thousand, two hundred twelve".