11102202121111 has 2 divisors, whose sum is σ = 11102202121112. Its totient is φ = 11102202121110.

The previous prime is 11102202121097. The next prime is 11102202121133. The reversal of 11102202121111 is 11112120220111.

11102202121111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11102202121111 - 2¹⁹ = 11102201596823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11102202121141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5551101060555 + 5551101060556.

It is an arithmetic number, because the mean of its divisors is an integer number (5551101060556).

Almost surely, 2^{11102202121111} is an apocalyptic number.

11102202121111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11102202121111 is an equidigital number, since it uses as much as digits as its factorization.

11102202121111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 11102202121111 its reverse (11112120220111), we get a palindrome (22214322341222).

The spelling of 11102202121111 in words is "eleven trillion, one hundred two billion, two hundred two million, one hundred twenty-one thousand, one hundred eleven".