241320321 has 24 divisors (see below), whose sum is σ = 402633504. Its totient is φ = 137650560.

The previous prime is 241320319. The next prime is 241320329. The reversal of 241320321 is 123023142.

241320321 is a `hidden beast` number, since 24 + 1 + 320 + 321 = 666.

It is not a de Polignac number, because 241320321 - 2¹ = 241320319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 241320294 and 241320303.

It is not an unprimeable number, because it can be changed into a prime (241320329) 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, 70011 + ... + 73376.

It is an arithmetic number, because the mean of its divisors is an integer number (16776396).

Almost surely, 2^241320321 is an apocalyptic number.

It is an amenable number.

241320321 is a deficient number, since it is larger than the sum of its proper divisors (161313183).

241320321 is a wasteful number, since it uses less digits than its factorization.

241320321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143421 (or 143418 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 241320321 is about 15534.4881151585. The cubic root of 241320321 is about 622.5840134347.

Adding to 241320321 its reverse (123023142), we get a palindrome (364343463).

The spelling of 241320321 in words is "two hundred forty-one million, three hundred twenty thousand, three hundred twenty-one".