20002000122101 has 8 divisors (see below), whose sum is σ = 20428071559680. Its totient is φ = 19575949391568.

The previous prime is 20002000122073. The next prime is 20002000122131. The reversal of 20002000122101 is 10122100020002.

It is a happy number.

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 20002000122101 - 2¹⁸ = 20001999859957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002000122131) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 3216461 + ... + 7095746.

It is an arithmetic number, because the mean of its divisors is an integer number (2553508944960).

Almost surely, 2^{20002000122101} is an apocalyptic number.

It is an amenable number.

20002000122101 is a deficient number, since it is larger than the sum of its proper divisors (426071437579).

20002000122101 is a wasteful number, since it uses less digits than its factorization.

20002000122101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10353523.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20002000122101 its reverse (10122100020002), we get a palindrome (30124100142103).

The spelling of 20002000122101 in words is "twenty trillion, two billion, one hundred twenty-two thousand, one hundred one".