21220100011093 has 2 divisors, whose sum is σ = 21220100011094. Its totient is φ = 21220100011092.

The previous prime is 21220100011043. The next prime is 21220100011141. The reversal of 21220100011093 is 39011000102212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16896391112484 + 4323708898609 = 4110522^2 + 2079353^2 .

It is a cyclic number.

It is not a de Polignac number, because 21220100011093 - 2¹³ = 21220100002901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21220100011043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10610050005546 + 10610050005547.

It is an arithmetic number, because the mean of its divisors is an integer number (10610050005547).

Almost surely, 2^{21220100011093} is an apocalyptic number.

It is an amenable number.

21220100011093 is a deficient number, since it is larger than the sum of its proper divisors (1).

21220100011093 is an equidigital number, since it uses as much as digits as its factorization.

21220100011093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 21220100011093 in words is "twenty-one trillion, two hundred twenty billion, one hundred million, eleven thousand, ninety-three".