12022120221112 has 8 divisors (see below), whose sum is σ = 22541475414600. Its totient is φ = 6011060110552.

The previous prime is 12022120221077. The next prime is 12022120221239. The reversal of 12022120221112 is 21112202122021.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×12022120221112² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12022120221112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 751382513812 + ... + 751382513827.

It is an arithmetic number, because the mean of its divisors is an integer number (2817684426825).

Almost surely, 2^{12022120221112} is an apocalyptic number.

It is an amenable number.

12022120221112 is a deficient number, since it is larger than the sum of its proper divisors (10519355193488).

12022120221112 is a wasteful number, since it uses less digits than its factorization.

12022120221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1502765027645 (or 1502765027641 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 12022120221112 its reverse (21112202122021), we get a palindrome (33134322343133).

The spelling of 12022120221112 in words is "twelve trillion, twenty-two billion, one hundred twenty million, two hundred twenty-one thousand, one hundred twelve".