2021301121 has 16 divisors (see below), whose sum is σ = 2355868800. Its totient is φ = 1698248448.

The previous prime is 2021301109. The next prime is 2021301127. The reversal of 2021301121 is 1211031202.

It is a cyclic number.

It is not a de Polignac number, because 2021301121 - 2¹¹ = 2021299073 is a prime.

It is a Duffinian 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 15 ways as a sum of consecutive naturals, for example, 550590 + ... + 554248.

It is an arithmetic number, because the mean of its divisors is an integer number (147241800).

Almost surely, 2^2021301121 is an apocalyptic number.

It is an amenable number.

2021301121 is a deficient number, since it is larger than the sum of its proper divisors (334567679).

2021301121 is a wasteful number, since it uses less digits than its factorization.

2021301121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5208.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 2021301121 is about 44958.8825595121. The cubic root of 2021301121 is about 1264.3782184895.

Adding to 2021301121 its reverse (1211031202), we get a palindrome (3232332323).

The spelling of 2021301121 in words is "two billion, twenty-one million, three hundred one thousand, one hundred twenty-one".