12000100122212 has 24 divisors (see below), whose sum is σ = 21458896435200. Its totient is φ = 5869128628800.

The previous prime is 12000100122193. The next prime is 12000100122217. The reversal of 12000100122212 is 21222100100021.

It is a super-2 number, since 2×12000100122212² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12000100122217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17382212 + ... + 18059387.

It is an arithmetic number, because the mean of its divisors is an integer number (894120684800).

Almost surely, 2^{12000100122212} is an apocalyptic number.

It is an amenable number.

12000100122212 is a deficient number, since it is larger than the sum of its proper divisors (9458796312988).

12000100122212 is a wasteful number, since it uses less digits than its factorization.

12000100122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35443451 (or 35443449 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12000100122212 its reverse (21222100100021), we get a palindrome (33222200222233).

The spelling of 12000100122212 in words is "twelve trillion, one hundred million, one hundred twenty-two thousand, two hundred twelve".