212000121121112 has 64 divisors (see below), whose sum is σ = 418072019189760. Its totient is φ = 100643470012800.

The previous prime is 212000121121067. The next prime is 212000121121121. The reversal of 212000121121112 is 211121121000212.

It is a super-3 number, since 3×212000121121112³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1063394513 + ... + 1063593855.

It is an arithmetic number, because the mean of its divisors is an integer number (6532375299840).

Almost surely, 2^{212000121121112} is an apocalyptic number.

It is an amenable number.

212000121121112 is a deficient number, since it is larger than the sum of its proper divisors (206071898068648).

212000121121112 is a wasteful number, since it uses less digits than its factorization.

212000121121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280344 (or 280340 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 212000121121112 its reverse (211121121000212), we get a palindrome (423121242121324).

The spelling of 212000121121112 in words is "two hundred twelve trillion, one hundred twenty-one million, one hundred twenty-one thousand, one hundred twelve".