231533420304334 has 8 divisors (see below), whose sum is σ = 350545926068568. Its totient is φ = 114684778281480.

The previous prime is 231533420304317. The next prime is 231533420304401. The reversal of 231533420304334 is 433403024335132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 540965935077 + ... + 540965935504.

It is an arithmetic number, because the mean of its divisors is an integer number (43818240758571).

Almost surely, 2^{231533420304334} is an apocalyptic number.

231533420304334 is a deficient number, since it is larger than the sum of its proper divisors (119012505764234).

231533420304334 is a wasteful number, since it uses less digits than its factorization.

231533420304334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1081931870690.

The product of its (nonzero) digits is 933120, while the sum is 40.

Adding to 231533420304334 its reverse (433403024335132), we get a palindrome (664936444639466).

The spelling of 231533420304334 in words is "two hundred thirty-one trillion, five hundred thirty-three billion, four hundred twenty million, three hundred four thousand, three hundred thirty-four".