2021061241 has 8 divisors (see below), whose sum is σ = 2065996800. Its totient is φ = 1976206368.

The previous prime is 2021061239. The next prime is 2021061247. The reversal of 2021061241 is 1421601202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2021061241 - 2¹ = 2021061239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2021061247) 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, 31960 + ... + 71158.

It is an arithmetic number, because the mean of its divisors is an integer number (258249600).

Almost surely, 2^2021061241 is an apocalyptic number.

It is an amenable number.

2021061241 is a deficient number, since it is larger than the sum of its proper divisors (44935559).

2021061241 is a wasteful number, since it uses less digits than its factorization.

2021061241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40343.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2021061241 is about 44956.2147094259. The cubic root of 2021061241 is about 1264.3281993800.

Adding to 2021061241 its reverse (1421601202), we get a palindrome (3442662443).

The spelling of 2021061241 in words is "two billion, twenty-one million, sixty-one thousand, two hundred forty-one".