220111111202211 has 12 divisors (see below), whose sum is σ = 318074084783520. Its totient is φ = 146678057856720.

The previous prime is 220111111202209. The next prime is 220111111202231. The reversal of 220111111202211 is 112202111111022.

It is a happy number.

220111111202211 is a `hidden beast` number, since 220 + 1 + 1 + 111 + 120 + 2 + 211 = 666.

It is not a de Polignac number, because 220111111202211 - 2¹ = 220111111202209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220111111202201) 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 11 ways as a sum of consecutive naturals, for example, 5223556491 + ... + 5223598628.

It is an arithmetic number, because the mean of its divisors is an integer number (26506173731960).

Almost surely, 2^{220111111202211} is an apocalyptic number.

220111111202211 is a deficient number, since it is larger than the sum of its proper divisors (97962973581309).

220111111202211 is a wasteful number, since it uses less digits than its factorization.

220111111202211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10447157466 (or 10447157463 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 220111111202211 its reverse (112202111111022), we get a palindrome (332313222313233).

The spelling of 220111111202211 in words is "two hundred twenty trillion, one hundred eleven billion, one hundred eleven million, two hundred two thousand, two hundred eleven".