1011103311271 has 2 divisors, whose sum is σ = 1011103311272. Its totient is φ = 1011103311270.

The previous prime is 1011103311019. The next prime is 1011103311343. The reversal of 1011103311271 is 1721133011101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1011103311271 - 2²⁷ = 1010969093543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011103311971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505551655635 + 505551655636.

It is an arithmetic number, because the mean of its divisors is an integer number (505551655636).

Almost surely, 2^{1011103311271} is an apocalyptic number.

1011103311271 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011103311271 is an equidigital number, since it uses as much as digits as its factorization.

1011103311271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126, while the sum is 22.

Adding to 1011103311271 its reverse (1721133011101), we get a palindrome (2732236322372).

The spelling of 1011103311271 in words is "one trillion, eleven billion, one hundred three million, three hundred eleven thousand, two hundred seventy-one".