1100133231271 has 2 divisors, whose sum is σ = 1100133231272. Its totient is φ = 1100133231270.

The previous prime is 1100133231259. The next prime is 1100133231359. The reversal of 1100133231271 is 1721323310011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1100133231271 - 2²¹ = 1100131134119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100133231971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550066615635 + 550066615636.

It is an arithmetic number, because the mean of its divisors is an integer number (550066615636).

Almost surely, 2^{1100133231271} is an apocalyptic number.

1100133231271 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100133231271 is an equidigital number, since it uses as much as digits as its factorization.

1100133231271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 25.

Adding to 1100133231271 its reverse (1721323310011), we get a palindrome (2821456541282).

The spelling of 1100133231271 in words is "one trillion, one hundred billion, one hundred thirty-three million, two hundred thirty-one thousand, two hundred seventy-one".