12020022020000 has 120 divisors (see below), whose sum is σ = 30370276803636. Its totient is φ = 4678062336000.

The previous prime is 12020022019933. The next prime is 12020022020029. The reversal of 12020022020000 is 2022002021.

It can be written as a sum of positive squares in 10 ways, for example, as 328847196304 + 11691174823696 = 573452^2 + 3419236^2 .

It is a super-2 number, since 2×12020022020000² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 7381637 + ... + 8861636.

Almost surely, 2^{12020022020000} is an apocalyptic number.

12020022020000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12020022020000 is an abundant number, since it is smaller than the sum of its proper divisors (18350254783636).

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

12020022020000 is an equidigital number, since it uses as much as digits as its factorization.

12020022020000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16243340 (or 16243317 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 12020022020000 its reverse (2022002021), we get a palindrome (12022044022021).

The spelling of 12020022020000 in words is "twelve trillion, twenty billion, twenty-two million, twenty thousand".