231343122322 has 64 divisors (see below), whose sum is σ = 386279026560. Its totient is φ = 103253875200.

The previous prime is 231343122301. The next prime is 231343122407. The reversal of 231343122322 is 223221343132.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27771454 + ... + 27779782.

It is an arithmetic number, because the mean of its divisors is an integer number (6035609790).

Almost surely, 2^231343122322 is an apocalyptic number.

231343122322 is a deficient number, since it is larger than the sum of its proper divisors (154935904238).

231343122322 is a wasteful number, since it uses less digits than its factorization.

231343122322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8699.

The product of its digits is 10368, while the sum is 28.

Adding to 231343122322 its reverse (223221343132), we get a palindrome (454564465454).

The spelling of 231343122322 in words is "two hundred thirty-one billion, three hundred forty-three million, one hundred twenty-two thousand, three hundred twenty-two".