240233412203221 has 4 divisors (see below), whose sum is σ = 240925727512512. Its totient is φ = 239541096893932.

The previous prime is 240233412203219. The next prime is 240233412203297. The reversal of 240233412203221 is 122302214332042.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 240233412203221 - 2¹ = 240233412203219 is a prime.

It is a super-3 number, since 3×240233412203221³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240233412203201) 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, 346157654125 + ... + 346157654818.

It is an arithmetic number, because the mean of its divisors is an integer number (60231431878128).

Almost surely, 2^{240233412203221} is an apocalyptic number.

It is an amenable number.

240233412203221 is a deficient number, since it is larger than the sum of its proper divisors (692315309291).

240233412203221 is an equidigital number, since it uses as much as digits as its factorization.

240233412203221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692315309290.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 240233412203221 its reverse (122302214332042), we get a palindrome (362535626535263).

The spelling of 240233412203221 in words is "two hundred forty trillion, two hundred thirty-three billion, four hundred twelve million, two hundred three thousand, two hundred twenty-one".