231321000494 has 8 divisors (see below), whose sum is σ = 347039532648. Its totient is φ = 115641156280.

The previous prime is 231321000473. The next prime is 231321000499. The reversal of 231321000494 is 494000123132.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231321000499) 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 3 ways as a sum of consecutive naturals, for example, 9657032 + ... + 9680955.

It is an arithmetic number, because the mean of its divisors is an integer number (43379941581).

Almost surely, 2^231321000494 is an apocalyptic number.

231321000494 is a deficient number, since it is larger than the sum of its proper divisors (115718532154).

231321000494 is a wasteful number, since it uses less digits than its factorization.

231321000494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19343970.

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 231321000494 in words is "two hundred thirty-one billion, three hundred twenty-one million, four hundred ninety-four", and thus it is an aban number.