12222021010120 has 64 divisors (see below), whose sum is σ = 29117720332800. Its totient is φ = 4601144110080.

The previous prime is 12222021010117. The next prime is 12222021010123. The reversal of 12222021010120 is 2101012022221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12222021010117) and next prime (12222021010123).

It is a junction number, because it is equal to n+sod(n) for n = 12222021010094 and 12222021010103.

It is not an unprimeable number, because it can be changed into a prime (12222021010123) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 44142915 + ... + 44418925.

It is an arithmetic number, because the mean of its divisors is an integer number (454964380200).

Almost surely, 2^{12222021010120} is an apocalyptic number.

12222021010120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12222021010120 is an abundant number, since it is smaller than the sum of its proper divisors (16895699322680).

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

12222021010120 is a wasteful number, since it uses less digits than its factorization.

12222021010120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341158 (or 341154 counting only the distinct ones).

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

Adding to 12222021010120 its reverse (2101012022221), we get a palindrome (14323033032341).

It can be divided in two parts, 1222202 and 1010120, that added together give a palindrome (2232322).

The spelling of 12222021010120 in words is "twelve trillion, two hundred twenty-two billion, twenty-one million, ten thousand, one hundred twenty".