221122102133 has 2 divisors, whose sum is σ = 221122102134. Its totient is φ = 221122102132.

The previous prime is 221122102093. The next prime is 221122102153. The reversal of 221122102133 is 331201221122.

It is an a-pointer prime, because the next prime (221122102153) can be obtained adding 221122102133 to its sum of digits (20).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 217116857764 + 4005244369 = 465958^2 + 63287^2 .

It is a cyclic number.

It is not a de Polignac number, because 221122102133 - 2¹⁴ = 221122085749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221122102153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110561051066 + 110561051067.

It is an arithmetic number, because the mean of its divisors is an integer number (110561051067).

Almost surely, 2^221122102133 is an apocalyptic number.

It is an amenable number.

221122102133 is a deficient number, since it is larger than the sum of its proper divisors (1).

221122102133 is an equidigital number, since it uses as much as digits as its factorization.

221122102133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 221122102133 its reverse (331201221122), we get a palindrome (552323323255).

The spelling of 221122102133 in words is "two hundred twenty-one billion, one hundred twenty-two million, one hundred two thousand, one hundred thirty-three".