221122102101011 has 2 divisors, whose sum is σ = 221122102101012. Its totient is φ = 221122102101010.

The previous prime is 221122102100971. The next prime is 221122102101037. The reversal of 221122102101011 is 110101201221122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 221122102101011 - 2²² = 221122097906707 is a prime.

It is not a weakly prime, because it can be changed into another prime (221122102701011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110561051050505 + 110561051050506.

It is an arithmetic number, because the mean of its divisors is an integer number (110561051050506).

Almost surely, 2^{221122102101011} is an apocalyptic number.

221122102101011 is a deficient number, since it is larger than the sum of its proper divisors (1).

221122102101011 is an equidigital number, since it uses as much as digits as its factorization.

221122102101011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 221122102101011 its reverse (110101201221122), we get a palindrome (331223303322133).

The spelling of 221122102101011 in words is "two hundred twenty-one trillion, one hundred twenty-two billion, one hundred two million, one hundred one thousand, eleven".