231023322211 has 8 divisors (see below), whose sum is σ = 256297060800. Its totient is φ = 206461520040.

The previous prime is 231023322203. The next prime is 231023322217. The reversal of 231023322211 is 112223320132.

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

It is a cyclic number.

It is not a de Polignac number, because 231023322211 - 2³ = 231023322203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (231023322217) 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, 177983421 + ... + 177984718.

It is an arithmetic number, because the mean of its divisors is an integer number (32037132600).

Almost surely, 2^231023322211 is an apocalyptic number.

231023322211 is a deficient number, since it is larger than the sum of its proper divisors (25273738589).

231023322211 is a wasteful number, since it uses less digits than its factorization.

231023322211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355968209.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 231023322211 its reverse (112223320132), we get a palindrome (343246642343).

The spelling of 231023322211 in words is "two hundred thirty-one billion, twenty-three million, three hundred twenty-two thousand, two hundred eleven".