231301232123 has 8 divisors (see below), whose sum is σ = 253793515248. Its totient is φ = 209480360544.

The previous prime is 231301232101. The next prime is 231301232179. The reversal of 231301232123 is 321232103132.

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

It is not a de Polignac number, because 231301232123 - 2¹² = 231301228027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (231301202123) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 167852165 + ... + 167853542.

It is an arithmetic number, because the mean of its divisors is an integer number (31724189406).

Almost surely, 2^231301232123 is an apocalyptic number.

231301232123 is a deficient number, since it is larger than the sum of its proper divisors (22492283125).

231301232123 is a wasteful number, since it uses less digits than its factorization.

231301232123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335705773.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 231301232123 its reverse (321232103132), we get a palindrome (552533335255).

The spelling of 231301232123 in words is "two hundred thirty-one billion, three hundred one million, two hundred thirty-two thousand, one hundred twenty-three".