11022210112181 has 2 divisors, whose sum is σ = 11022210112182. Its totient is φ = 11022210112180.

The previous prime is 11022210112097. The next prime is 11022210112211. The reversal of 11022210112181 is 18121101222011.

11022210112181 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10094860372081 + 927349740100 = 3177241^2 + 962990^2 .

It is a cyclic number.

It is not a de Polignac number, because 11022210112181 - 2¹⁴ = 11022210095797 is a prime.

It is a super-2 number, since 2×11022210112181² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11022210412181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5511105056090 + 5511105056091.

It is an arithmetic number, because the mean of its divisors is an integer number (5511105056091).

Almost surely, 2^{11022210112181} is an apocalyptic number.

It is an amenable number.

11022210112181 is a deficient number, since it is larger than the sum of its proper divisors (1).

11022210112181 is an equidigital number, since it uses as much as digits as its factorization.

11022210112181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 23.

Adding to 11022210112181 its reverse (18121101222011), we get a palindrome (29143311334192).

The spelling of 11022210112181 in words is "eleven trillion, twenty-two billion, two hundred ten million, one hundred twelve thousand, one hundred eighty-one".