2241243021 has 16 divisors (see below), whose sum is σ = 3148286400. Its totient is φ = 1414315008.

The previous prime is 2241243001. The next prime is 2241243061. The reversal of 2241243021 is 1203421422.

2241243021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2241243021 - 2¹⁰ = 2241241997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2241243001) 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, 53215 + ... + 85523.

It is an arithmetic number, because the mean of its divisors is an integer number (196767900).

Almost surely, 2^2241243021 is an apocalyptic number.

It is an amenable number.

2241243021 is a deficient number, since it is larger than the sum of its proper divisors (907043379).

2241243021 is a wasteful number, since it uses less digits than its factorization.

2241243021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33548.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2241243021 is about 47341.7682496123. The cubic root of 2241243021 is about 1308.6685033758.

Adding to 2241243021 its reverse (1203421422), we get a palindrome (3444664443).

The spelling of 2241243021 in words is "two billion, two hundred forty-one million, two hundred forty-three thousand, twenty-one".