220111200002212 has 6 divisors (see below), whose sum is σ = 385194600003878. Its totient is φ = 110055600001104.

The previous prime is 220111200002189. The next prime is 220111200002311. The reversal of 220111200002212 is 212200002111022.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 159695184347136 + 60416015655076 = 12637056^2 + 7772774^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27513900000273 + ... + 27513900000280.

Almost surely, 2^{220111200002212} is an apocalyptic number.

It is an amenable number.

220111200002212 is a deficient number, since it is larger than the sum of its proper divisors (165083400001666).

220111200002212 is a wasteful number, since it uses less digits than its factorization.

220111200002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55027800000557 (or 55027800000555 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 220111200002212 its reverse (212200002111022), we get a palindrome (432311202113234).

The spelling of 220111200002212 in words is "two hundred twenty trillion, one hundred eleven billion, two hundred million, two thousand, two hundred twelve".