321340124002 has 4 divisors (see below), whose sum is σ = 482010186006. Its totient is φ = 160670062000.

The previous prime is 321340123963. The next prime is 321340124059. The reversal of 321340124002 is 200421043123.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 318320511601 + 3019612401 = 564199^2 + 54951^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80335030999 + ... + 80335031002.

Almost surely, 2^321340124002 is an apocalyptic number.

321340124002 is a deficient number, since it is larger than the sum of its proper divisors (160670062004).

321340124002 is a wasteful number, since it uses less digits than its factorization.

321340124002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160670062003.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 321340124002 its reverse (200421043123), we get a palindrome (521761167125).

The spelling of 321340124002 in words is "three hundred twenty-one billion, three hundred forty million, one hundred twenty-four thousand, two".