12022122020 has 48 divisors (see below), whose sum is σ = 25690452480. Its totient is φ = 4724381184.

The previous prime is 12022122001. The next prime is 12022122037. The reversal of 12022122020 is 2022122021.

It is a junction number, because it is equal to n+sod(n) for n = 12022121986 and 12022122004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3735452 + ... + 3738668.

It is an arithmetic number, because the mean of its divisors is an integer number (535217760).

Almost surely, 2^12022122020 is an apocalyptic number.

12022122020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12022122020 is an abundant number, since it is smaller than the sum of its proper divisors (13668330460).

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

12022122020 is a wasteful number, since it uses less digits than its factorization.

12022122020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6452 (or 6450 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 12022122020 its reverse (2022122021), we get a palindrome (14044244041).

Subtracting from 12022122020 its reverse (2022122021), we obtain a palindrome (9999999999).

It can be divided in two parts, 120221 and 22020, that added together give a palindrome (142241).

The spelling of 12022122020 in words is "twelve billion, twenty-two million, one hundred twenty-two thousand, twenty".