12022021020012 has 24 divisors (see below), whose sum is σ = 28095837837312. Its totient is φ = 4000989560400.

The previous prime is 12022021019993. The next prime is 12022021020029. The reversal of 12022021020012 is 21002012022021.

It is a super-2 number, since 2×12022021020012² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12022021019973 and 12022021020000.

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 in 7 ways as a sum of consecutive naturals, for example, 793839564 + ... + 793854707.

It is an arithmetic number, because the mean of its divisors is an integer number (1170659909888).

Almost surely, 2^{12022021020012} is an apocalyptic number.

12022021020012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12022021020012 is an abundant number, since it is smaller than the sum of its proper divisors (16073816817300).

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

12022021020012 is a wasteful number, since it uses less digits than its factorization.

12022021020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1587694909 (or 1587694907 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12022021020012 its reverse (21002012022021), we get a palindrome (33024033042033).

The spelling of 12022021020012 in words is "twelve trillion, twenty-two billion, twenty-one million, twenty thousand, twelve".