11102121221041 has 2 divisors, whose sum is σ = 11102121221042. Its totient is φ = 11102121221040.

The previous prime is 11102121220997. The next prime is 11102121221057. The reversal of 11102121221041 is 14012212120111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9004374531441 + 2097746689600 = 3000729^2 + 1448360^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11102121221041 is a prime.

It is a super-2 number, since 2×11102121221041² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11102121222041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5551060610520 + 5551060610521.

It is an arithmetic number, because the mean of its divisors is an integer number (5551060610521).

Almost surely, 2^{11102121221041} is an apocalyptic number.

It is an amenable number.

11102121221041 is a deficient number, since it is larger than the sum of its proper divisors (1).

11102121221041 is an equidigital number, since it uses as much as digits as its factorization.

11102121221041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 11102121221041 its reverse (14012212120111), we get a palindrome (25114333341152).

It can be divided in two parts, 111021212 and 21041, that added together give a triangular number (111042253 = T₁₄₉₀₂).

The spelling of 11102121221041 in words is "eleven trillion, one hundred two billion, one hundred twenty-one million, two hundred twenty-one thousand, forty-one".