20222200122011 has 4 divisors (see below), whose sum is σ = 20227923929712. Its totient is φ = 20216476314312.

The previous prime is 20222200121993. The next prime is 20222200122017. The reversal of 20222200122011 is 11022100222202.

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 20222200122011 - 2²² = 20222195927707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20222200122017) 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, 2861898551 + ... + 2861905616.

It is an arithmetic number, because the mean of its divisors is an integer number (5056980982428).

Almost surely, 2^{20222200122011} is an apocalyptic number.

20222200122011 is a deficient number, since it is larger than the sum of its proper divisors (5723807701).

20222200122011 is an equidigital number, since it uses as much as digits as its factorization.

20222200122011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5723807700.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20222200122011 its reverse (11022100222202), we get a palindrome (31244300344213).

The spelling of 20222200122011 in words is "twenty trillion, two hundred twenty-two billion, two hundred million, one hundred twenty-two thousand, eleven".