2241020421 has 24 divisors (see below), whose sum is σ = 3273734880. Its totient is φ = 1477116000.

The previous prime is 2241020401. The next prime is 2241020429. The reversal of 2241020421 is 1240201422.

2241020421 is a `hidden beast` number, since 2 + 241 + 0 + 2 + 0 + 421 = 666.

It is not a de Polignac number, because 2241020421 - 2¹³ = 2241012229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2241020394 and 2241020403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2241020429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 881370 + ... + 883908.

It is an arithmetic number, because the mean of its divisors is an integer number (136405620).

Almost surely, 2^2241020421 is an apocalyptic number.

It is an amenable number.

2241020421 is a deficient number, since it is larger than the sum of its proper divisors (1032714459).

2241020421 is a wasteful number, since it uses less digits than its factorization.

2241020421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3617 (or 3614 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 2241020421 is about 47339.4172017358. The cubic root of 2241020421 is about 1308.6251763394.

Adding to 2241020421 its reverse (1240201422), we get a palindrome (3481221843).

The spelling of 2241020421 in words is "two billion, two hundred forty-one million, twenty thousand, four hundred twenty-one".