2221111200213 has 6 divisors (see below), whose sum is σ = 3208271733654. Its totient is φ = 1480740800136.

The previous prime is 2221111200199. The next prime is 2221111200241. The reversal of 2221111200213 is 3120021111222.

2221111200213 is a `hidden beast` number, since 222 + 111 + 120 + 0 + 213 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2048568163524 + 172543036689 = 1431282^2 + 415383^2 .

It is not a de Polignac number, because 2221111200213 - 2⁴ = 2221111200197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221111200013) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 123395066670 + ... + 123395066687.

It is an arithmetic number, because the mean of its divisors is an integer number (534711955609).

Almost surely, 2^{2221111200213} is an apocalyptic number.

It is an amenable number.

2221111200213 is a deficient number, since it is larger than the sum of its proper divisors (987160533441).

2221111200213 is a wasteful number, since it uses less digits than its factorization.

2221111200213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246790133363 (or 246790133360 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 2221111200213 its reverse (3120021111222), we get a palindrome (5341132311435).

The spelling of 2221111200213 in words is "two trillion, two hundred twenty-one billion, one hundred eleven million, two hundred thousand, two hundred thirteen".