212000011100212 has 24 divisors (see below), whose sum is σ = 379641238651136. Its totient is φ = 103531258651968.

The previous prime is 212000011100153. The next prime is 212000011100263. The reversal of 212000011100212 is 212001110000212.

It is a super-2 number, since 2×212000011100212² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212000011100192 and 212000011100201.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 16687428 + ... + 26504155.

Almost surely, 2^{212000011100212} is an apocalyptic number.

It is an amenable number.

212000011100212 is a deficient number, since it is larger than the sum of its proper divisors (167641227550924).

212000011100212 is a wasteful number, since it uses less digits than its factorization.

212000011100212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43220167 (or 43220165 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 212000011100212 its reverse (212001110000212), we get a palindrome (424001121100424).

The spelling of 212000011100212 in words is "two hundred twelve trillion, eleven million, one hundred thousand, two hundred twelve".