2021301120 has 192 divisors, whose sum is σ = 6630346800. Its totient is φ = 523763712.

The previous prime is 2021301109. The next prime is 2021301127. The reversal of 2021301120 is 211031202.

It is a tau number, because it is divible by the number of its divisors (192).

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 = 2021301096 and 2021301105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021301127) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2628096 + ... + 2628864.

Almost surely, 2^2021301120 is an apocalyptic number.

2021301120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2021301120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3315173400).

2021301120 is an abundant number, since it is smaller than the sum of its proper divisors (4609045680).

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

2021301120 is an equidigital number, since it uses as much as digits as its factorization.

2021301120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865 (or 816 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 2021301120 is about 44958.8825483908. The cubic root of 2021301120 is about 1264.3782182810.

Adding to 2021301120 its reverse (211031202), we get a palindrome (2232332322).

The spelling of 2021301120 in words is "two billion, twenty-one million, three hundred one thousand, one hundred twenty".