1131103033211 has 2 divisors, whose sum is σ = 1131103033212. Its totient is φ = 1131103033210.

The previous prime is 1131103033171. The next prime is 1131103033253. The reversal of 1131103033211 is 1123303011311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1131103033211 - 2²² = 1131098838907 is a prime.

It is not a weakly prime, because it can be changed into another prime (1131103033111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565551516605 + 565551516606.

It is an arithmetic number, because the mean of its divisors is an integer number (565551516606).

Almost surely, 2^{1131103033211} is an apocalyptic number.

1131103033211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131103033211 is an equidigital number, since it uses as much as digits as its factorization.

1131103033211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 1131103033211 its reverse (1123303011311), we get a palindrome (2254406044522).

The spelling of 1131103033211 in words is "one trillion, one hundred thirty-one billion, one hundred three million, thirty-three thousand, two hundred eleven".