12011231222022 has 8 divisors (see below), whose sum is σ = 24022462444056. Its totient is φ = 4003743740672.

The previous prime is 12011231222021. The next prime is 12011231222027. The reversal of 12011231222022 is 22022213211021.

It is a sphenic number, since it is the product of 3 distinct primes.

12011231222022 is an admirable number.

It is a super-2 number, since 2×12011231222022² (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 12011231222022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011231222021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1000935935163 + ... + 1000935935174.

It is an arithmetic number, because the mean of its divisors is an integer number (3002807805507).

Almost surely, 2^{12011231222022} is an apocalyptic number.

12011231222022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12011231222022 is a wasteful number, since it uses less digits than its factorization.

12011231222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2001871870342.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 12011231222022 its reverse (22022213211021), we get a palindrome (34033444433043).

The spelling of 12011231222022 in words is "twelve trillion, eleven billion, two hundred thirty-one million, two hundred twenty-two thousand, twenty-two".