20201000122106 has 8 divisors (see below), whose sum is σ = 30301519291104. Its totient is φ = 10100493691740.

The previous prime is 20201000122063. The next prime is 20201000122187. The reversal of 20201000122106 is 60122100010202.

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

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4267451 + ... + 7655921.

It is an arithmetic number, because the mean of its divisors is an integer number (3787689911388).

Almost surely, 2^{20201000122106} is an apocalyptic number.

20201000122106 is a deficient number, since it is larger than the sum of its proper divisors (10100519168998).

20201000122106 is a wasteful number, since it uses less digits than its factorization.

20201000122106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6369316.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 20201000122106 its reverse (60122100010202), we get a palindrome (80323100132308).

The spelling of 20201000122106 in words is "twenty trillion, two hundred one billion, one hundred twenty-two thousand, one hundred six".