1111001102111 has 2 divisors, whose sum is σ = 1111001102112. Its totient is φ = 1111001102110.

The previous prime is 1111001102093. The next prime is 1111001102129. The reversal of 1111001102111 is 1112011001111.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (1111001102093) and next prime (1111001102129).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1111001102111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1111001102092 and 1111001102101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111001102131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555500551055 + 555500551056.

It is an arithmetic number, because the mean of its divisors is an integer number (555500551056).

Almost surely, 2^{1111001102111} is an apocalyptic number.

1111001102111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111001102111 is an equidigital number, since it uses as much as digits as its factorization.

1111001102111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 1111001102111 its reverse (1112011001111), we get a palindrome (2223012103222).

The spelling of 1111001102111 in words is "one trillion, one hundred eleven billion, one million, one hundred two thousand, one hundred eleven".