220221212200011 has 20 divisors (see below), whose sum is σ = 358879012475544. Its totient is φ = 133467401332800.

The previous prime is 220221212199979. The next prime is 220221212200037. The reversal of 220221212200011 is 110002212122022.

It is a happy number.

220221212200011 is a `hidden beast` number, since 2 + 20 + 221 + 212 + 200 + 0 + 11 = 666.

It is not a de Polignac number, because 220221212200011 - 2⁵ = 220221212199979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220221212200061) 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 19 ways as a sum of consecutive naturals, for example, 123580926270 + ... + 123580928051.

Almost surely, 2^{220221212200011} is an apocalyptic number.

220221212200011 is a deficient number, since it is larger than the sum of its proper divisors (138657800275533).

220221212200011 is a wasteful number, since it uses less digits than its factorization.

220221212200011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247161854344 (or 247161854335 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 220221212200011 its reverse (110002212122022), we get a palindrome (330223424322033).

The spelling of 220221212200011 in words is "two hundred twenty trillion, two hundred twenty-one billion, two hundred twelve million, two hundred thousand, eleven".