231321123002 has 8 divisors (see below), whose sum is σ = 347786747712. Its totient is φ = 115392207100.

The previous prime is 231321123001. The next prime is 231321123053. The reversal of 231321123002 is 200321123132.

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

It is not an unprimeable number, because it can be changed into a prime (231321123001) 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, 134176124 + ... + 134177847.

It is an arithmetic number, because the mean of its divisors is an integer number (43473343464).

Almost surely, 2^231321123002 is an apocalyptic number.

231321123002 is a deficient number, since it is larger than the sum of its proper divisors (116465624710).

231321123002 is a wasteful number, since it uses less digits than its factorization.

231321123002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268354404.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 231321123002 its reverse (200321123132), we get a palindrome (431642246134).

The spelling of 231321123002 in words is "two hundred thirty-one billion, three hundred twenty-one million, one hundred twenty-three thousand, two".