232504142440221 has 8 divisors (see below), whose sum is σ = 344450581392960. Its totient is φ = 155002761626796.

The previous prime is 232504142440201. The next prime is 232504142440237. The reversal of 232504142440221 is 122044241405232.

232504142440221 is a `hidden beast` number, since 2 + 3 + 2 + 5 + 0 + 4 + 1 + 424 + 4 + 0 + 221 = 666.

It is not a de Polignac number, because 232504142440221 - 2⁴⁷ = 91766654084893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232504142440201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4305632267385 + ... + 4305632267438.

It is an arithmetic number, because the mean of its divisors is an integer number (43056322674120).

Almost surely, 2^{232504142440221} is an apocalyptic number.

It is an amenable number.

232504142440221 is a deficient number, since it is larger than the sum of its proper divisors (111946438952739).

232504142440221 is an equidigital number, since it uses as much as digits as its factorization.

232504142440221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8611264534832 (or 8611264534826 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 36.

Adding to 232504142440221 its reverse (122044241405232), we get a palindrome (354548383845453).

The spelling of 232504142440221 in words is "two hundred thirty-two trillion, five hundred four billion, one hundred forty-two million, four hundred forty thousand, two hundred twenty-one".