11022040330981 has 2 divisors, whose sum is σ = 11022040330982. Its totient is φ = 11022040330980.

The previous prime is 11022040330969. The next prime is 11022040331033. The reversal of 11022040330981 is 18903304022011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6476897750625 + 4545142580356 = 2544975^2 + 2131934^2 .

It is a cyclic number.

It is not a de Polignac number, because 11022040330981 - 2⁵ = 11022040330949 is a prime.

It is a super-2 number, since 2×11022040330981² (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 (11022040330901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5511020165490 + 5511020165491.

It is an arithmetic number, because the mean of its divisors is an integer number (5511020165491).

Almost surely, 2^{11022040330981} is an apocalyptic number.

It is an amenable number.

11022040330981 is a deficient number, since it is larger than the sum of its proper divisors (1).

11022040330981 is an equidigital number, since it uses as much as digits as its factorization.

11022040330981 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 34.

Adding to 11022040330981 its reverse (18903304022011), we get a palindrome (29925344352992).

The spelling of 11022040330981 in words is "eleven trillion, twenty-two billion, forty million, three hundred thirty thousand, nine hundred eighty-one".