212011000100012 has 24 divisors (see below), whose sum is σ = 372505695685200. Its totient is φ = 105581564496576.

The previous prime is 212011000099981. The next prime is 212011000100023. The reversal of 212011000100012 is 210001000110212.

It is a junction number, because it is equal to n+sod(n) for n = 212011000099966 and 212011000100002.

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, 94283687 + ... + 96506142.

It is an arithmetic number, because the mean of its divisors is an integer number (15521070653550).

Almost surely, 2^{212011000100012} is an apocalyptic number.

It is an amenable number.

212011000100012 is a deficient number, since it is larger than the sum of its proper divisors (160494695585188).

212011000100012 is a wasteful number, since it uses less digits than its factorization.

212011000100012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190790945 (or 190790943 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 212011000100012 its reverse (210001000110212), we get a palindrome (422012000210224).

The spelling of 212011000100012 in words is "two hundred twelve trillion, eleven billion, one hundred thousand, twelve".