12022201020 has 24 divisors (see below), whose sum is σ = 33662163024. Its totient is φ = 3205920256.

The previous prime is 12022201001. The next prime is 12022201031. The reversal of 12022201020 is 2010222021.

12022201020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 12022200987 and 12022201005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100184949 + ... + 100185068.

It is an arithmetic number, because the mean of its divisors is an integer number (1402590126).

Almost surely, 2^12022201020 is an apocalyptic number.

12022201020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12022201020 is an abundant number, since it is smaller than the sum of its proper divisors (21639962004).

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

12022201020 is a wasteful number, since it uses less digits than its factorization.

12022201020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200370029 (or 200370027 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 12022201020 its reverse (2010222021), we get a palindrome (14032423041).

The spelling of 12022201020 in words is "twelve billion, twenty-two million, two hundred one thousand, twenty".