2122021201120 has 48 divisors (see below), whose sum is σ = 5015247451200. Its totient is φ = 848474535424.

The previous prime is 2122021201099. The next prime is 2122021201123. The reversal of 2122021201120 is 211021202212.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 2122021201094 and 2122021201103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122021201123) 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 7 ways as a sum of consecutive naturals, for example, 2200795 + ... + 3014554.

It is an arithmetic number, because the mean of its divisors is an integer number (104484321900).

Almost surely, 2^{2122021201120} is an apocalyptic number.

2122021201120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2122021201120 is an abundant number, since it is smaller than the sum of its proper divisors (2893226250080).

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

2122021201120 is a wasteful number, since it uses less digits than its factorization.

2122021201120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5217907 (or 5217899 counting only the distinct ones).

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

Adding to 2122021201120 its reverse (211021202212), we get a palindrome (2333042403332).

The spelling of 2122021201120 in words is "two trillion, one hundred twenty-two billion, twenty-one million, two hundred one thousand, one hundred twenty".