240221240234323 has 4 divisors (see below), whose sum is σ = 246713706186640. Its totient is φ = 233728774282008.

The previous prime is 240221240234279. The next prime is 240221240234401. The reversal of 240221240234323 is 323432042122042.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 240221240234323 - 2¹³ = 240221240226131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240221240234023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3246232976103 + ... + 3246232976176.

It is an arithmetic number, because the mean of its divisors is an integer number (61678426546660).

Almost surely, 2^{240221240234323} is an apocalyptic number.

240221240234323 is a deficient number, since it is larger than the sum of its proper divisors (6492465952317).

240221240234323 is an equidigital number, since it uses as much as digits as its factorization.

240221240234323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6492465952316.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 240221240234323 its reverse (323432042122042), we get a palindrome (563653282356365).

The spelling of 240221240234323 in words is "two hundred forty trillion, two hundred twenty-one billion, two hundred forty million, two hundred thirty-four thousand, three hundred twenty-three".