111102110001011 has 2 divisors, whose sum is σ = 111102110001012. Its totient is φ = 111102110001010.

The previous prime is 111102110000941. The next prime is 111102110001019. The reversal of 111102110001011 is 110100011201111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111102110001011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111102110000983 and 111102110001001.

It is not a weakly prime, because it can be changed into another prime (111102110001019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55551055000505 + 55551055000506.

It is an arithmetic number, because the mean of its divisors is an integer number (55551055000506).

Almost surely, 2^{111102110001011} is an apocalyptic number.

111102110001011 is a deficient number, since it is larger than the sum of its proper divisors (1).

111102110001011 is an equidigital number, since it uses as much as digits as its factorization.

111102110001011 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 111102110001011 its reverse (110100011201111), we get a palindrome (221202121202122).

The spelling of 111102110001011 in words is "one hundred eleven trillion, one hundred two billion, one hundred ten million, one thousand, eleven".