322431340402 has 16 divisors (see below), whose sum is σ = 487461823200. Its totient is φ = 159944686720.

The previous prime is 322431340373. The next prime is 322431340453. The reversal of 322431340402 is 204043134223.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 899874 + ... + 1206082.

It is an arithmetic number, because the mean of its divisors is an integer number (30466363950).

Almost surely, 2^322431340402 is an apocalyptic number.

322431340402 is a deficient number, since it is larger than the sum of its proper divisors (165030482798).

322431340402 is a wasteful number, since it uses less digits than its factorization.

322431340402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310361.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 322431340402 its reverse (204043134223), we get a palindrome (526474474625).

The spelling of 322431340402 in words is "three hundred twenty-two billion, four hundred thirty-one million, three hundred forty thousand, four hundred two".