12020112021022 has 16 divisors (see below), whose sum is σ = 20629783406592. Its totient is φ = 5145507309240.

The previous prime is 12020112020999. The next prime is 12020112021061. The reversal of 12020112021022 is 22012021102021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12020112020987 and 12020112021005.

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 in 7 ways as a sum of consecutive naturals, for example, 497426754 + ... + 497450917.

It is an arithmetic number, because the mean of its divisors is an integer number (1289361462912).

Almost surely, 2^{12020112021022} is an apocalyptic number.

12020112021022 is a deficient number, since it is larger than the sum of its proper divisors (8609671385570).

12020112021022 is an equidigital number, since it uses as much as digits as its factorization.

12020112021022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994878543.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12020112021022 its reverse (22012021102021), we get a palindrome (34032133123043).

The spelling of 12020112021022 in words is "twelve trillion, twenty billion, one hundred twelve million, twenty-one thousand, twenty-two".