221120011010211 has 32 divisors (see below), whose sum is σ = 296000046720000. Its totient is φ = 146827657075968.

The previous prime is 221120011010167. The next prime is 221120011010233. The reversal of 221120011010211 is 112010110021122.

It is a happy number.

It is not a de Polignac number, because 221120011010211 - 2⁶ = 221120011010147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (221120011010011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5956396896 + ... + 5956434018.

It is an arithmetic number, because the mean of its divisors is an integer number (9250001460000).

Almost surely, 2^{221120011010211} is an apocalyptic number.

221120011010211 is a deficient number, since it is larger than the sum of its proper divisors (74880035709789).

221120011010211 is a wasteful number, since it uses less digits than its factorization.

221120011010211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43643.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 221120011010211 its reverse (112010110021122), we get a palindrome (333130121031333).

The spelling of 221120011010211 in words is "two hundred twenty-one trillion, one hundred twenty billion, eleven million, ten thousand, two hundred eleven".