12100112022212 has 12 divisors (see below), whose sum is σ = 21224326427136. Its totient is φ = 6036018757320.

The previous prime is 12100112022203. The next prime is 12100112022217. The reversal of 12100112022212 is 21222021100121.

It is not an unprimeable number, because it can be changed into a prime (12100112022217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3509311508 + ... + 3509314955.

It is an arithmetic number, because the mean of its divisors is an integer number (1768693868928).

Almost surely, 2^{12100112022212} is an apocalyptic number.

It is an amenable number.

12100112022212 is a deficient number, since it is larger than the sum of its proper divisors (9124214404924).

12100112022212 is a wasteful number, since it uses less digits than its factorization.

12100112022212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7018626898 (or 7018626896 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12100112022212 its reverse (21222021100121), we get a palindrome (33322133122333).

The spelling of 12100112022212 in words is "twelve trillion, one hundred billion, one hundred twelve million, twenty-two thousand, two hundred twelve".