20122000202011 has 4 divisors (see below), whose sum is σ = 20122515146800. Its totient is φ = 20121485257224.

The previous prime is 20122000201981. The next prime is 20122000202033. The reversal of 20122000202011 is 11020200022102.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 20122000202011 - 2¹³ = 20122000193819 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20122000201982 and 20122000202000.

It is not an unprimeable number, because it can be changed into a prime (20122000202111) 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 3 ways as a sum of consecutive naturals, for example, 257413776 + ... + 257491933.

It is an arithmetic number, because the mean of its divisors is an integer number (5030628786700).

Almost surely, 2^{20122000202011} is an apocalyptic number.

20122000202011 is a deficient number, since it is larger than the sum of its proper divisors (514944789).

20122000202011 is an equidigital number, since it uses as much as digits as its factorization.

20122000202011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514944788.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20122000202011 its reverse (11020200022102), we get a palindrome (31142200224113).

The spelling of 20122000202011 in words is "twenty trillion, one hundred twenty-two billion, two hundred two thousand, eleven".