200022122111021 has 32 divisors (see below), whose sum is σ = 238994162454528. Its totient is φ = 163678394880000.

The previous prime is 200022122110879. The next prime is 200022122111069. The reversal of 200022122111021 is 120111221220002.

It is a de Polignac number, because none of the positive numbers 2^k-200022122111021 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 (200022122111521) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 178031021 + ... + 179151021.

It is an arithmetic number, because the mean of its divisors is an integer number (7468567576704).

Almost surely, 2^{200022122111021} is an apocalyptic number.

It is an amenable number.

200022122111021 is a deficient number, since it is larger than the sum of its proper divisors (38972040343507).

200022122111021 is a wasteful number, since it uses less digits than its factorization.

200022122111021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122161.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 200022122111021 its reverse (120111221220002), we get a palindrome (320133343331023).

The spelling of 200022122111021 in words is "two hundred trillion, twenty-two billion, one hundred twenty-two million, one hundred eleven thousand, twenty-one".