3122020002005 has 8 divisors (see below), whose sum is σ = 3746508919512. Its totient is φ = 2497559390208.

The previous prime is 3122020001939. The next prime is 3122020002019. The reversal of 3122020002005 is 5002000202213.

It can be written as a sum of positive squares in 4 ways, for example, as 1168628022961 + 1953391979044 = 1081031^2 + 1397638^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3122020002005 - 2²⁰ = 3122018953429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6833012 + ... + 7275581.

It is an arithmetic number, because the mean of its divisors is an integer number (468313614939).

Almost surely, 2^{3122020002005} is an apocalyptic number.

It is an amenable number.

3122020002005 is a deficient number, since it is larger than the sum of its proper divisors (624488917507).

3122020002005 is a wasteful number, since it uses less digits than its factorization.

3122020002005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14152855.

The product of its (nonzero) digits is 240, while the sum is 17.

Adding to 3122020002005 its reverse (5002000202213), we get a palindrome (8124020204218).

The spelling of 3122020002005 in words is "three trillion, one hundred twenty-two billion, twenty million, two thousand, five".