20321003313122 has 8 divisors (see below), whose sum is σ = 32274534673836. Its totient is φ = 9562825088512.

The previous prime is 20321003313119. The next prime is 20321003313131. The reversal of 20321003313122 is 22131330012302.

It can be written as a sum of positive squares in 2 ways, for example, as 20279611817521 + 41391495601 = 4503289^2 + 203449^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298838283983 + ... + 298838284050.

Almost surely, 2^{20321003313122} is an apocalyptic number.

20321003313122 is a deficient number, since it is larger than the sum of its proper divisors (11953531360714).

20321003313122 is a wasteful number, since it uses less digits than its factorization.

20321003313122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597676568052.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 20321003313122 its reverse (22131330012302), we get a palindrome (42452333325424).

The spelling of 20321003313122 in words is "twenty trillion, three hundred twenty-one billion, three million, three hundred thirteen thousand, one hundred twenty-two".