1111122210271 has 2 divisors, whose sum is σ = 1111122210272. Its totient is φ = 1111122210270.

The previous prime is 1111122210269. The next prime is 1111122210287. The reversal of 1111122210271 is 1720122211111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1111122210271 - 2¹ = 1111122210269 is a prime.

It is a super-3 number, since 3×1111122210271³ (a number of 37 digits) contains 333 as substring.

Together with 1111122210269, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111122219271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555561105135 + 555561105136.

It is an arithmetic number, because the mean of its divisors is an integer number (555561105136).

Almost surely, 2^{1111122210271} is an apocalyptic number.

1111122210271 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111122210271 is an equidigital number, since it uses as much as digits as its factorization.

1111122210271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 22.

Adding to 1111122210271 its reverse (1720122211111), we get a palindrome (2831244421382).

The spelling of 1111122210271 in words is "one trillion, one hundred eleven billion, one hundred twenty-two million, two hundred ten thousand, two hundred seventy-one".