1111002202111 has 2 divisors, whose sum is σ = 1111002202112. Its totient is φ = 1111002202110.

The previous prime is 1111002202039. The next prime is 1111002202187. The reversal of 1111002202111 is 1112022001111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1111002202111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1111002202091 and 1111002202100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111002203111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555501101055 + 555501101056.

It is an arithmetic number, because the mean of its divisors is an integer number (555501101056).

Almost surely, 2^{1111002202111} is an apocalyptic number.

1111002202111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111002202111 is an equidigital number, since it uses as much as digits as its factorization.

1111002202111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1111002202111 its reverse (1112022001111), we get a palindrome (2223024203222).

The spelling of 1111002202111 in words is "one trillion, one hundred eleven billion, two million, two hundred two thousand, one hundred eleven".