11222120121041 has 2 divisors, whose sum is σ = 11222120121042. Its totient is φ = 11222120121040.

The previous prime is 11222120120989. The next prime is 11222120121061. The reversal of 11222120121041 is 14012102122211.

It is an a-pointer prime, because the next prime (11222120121061) can be obtained adding 11222120121041 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., 11136376568641 + 85743552400 = 3337121^2 + 292820^2 .

It is an emirp because it is prime and its reverse (14012102122211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11222120121041 - 2⁶ = 11222120120977 is a prime.

It is a super-2 number, since 2×11222120121041² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11222120121061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611060060520 + 5611060060521.

It is an arithmetic number, because the mean of its divisors is an integer number (5611060060521).

Almost surely, 2^{11222120121041} is an apocalyptic number.

It is an amenable number.

11222120121041 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222120121041 is an equidigital number, since it uses as much as digits as its factorization.

11222120121041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 11222120121041 its reverse (14012102122211), we get a palindrome (25234222243252).

The spelling of 11222120121041 in words is "eleven trillion, two hundred twenty-two billion, one hundred twenty million, one hundred twenty-one thousand, forty-one".