1130121011311 has 2 divisors, whose sum is σ = 1130121011312. Its totient is φ = 1130121011310.

The previous prime is 1130121011309. The next prime is 1130121011321. The reversal of 1130121011311 is 1131101210311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1130121011311 - 2¹ = 1130121011309 is a prime.

Together with 1130121011309, 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 (1130121011321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565060505655 + 565060505656.

It is an arithmetic number, because the mean of its divisors is an integer number (565060505656).

Almost surely, 2^{1130121011311} is an apocalyptic number.

1130121011311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130121011311 is an equidigital number, since it uses as much as digits as its factorization.

1130121011311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 16.

Adding to 1130121011311 its reverse (1131101210311), we get a palindrome (2261222221622).

The spelling of 1130121011311 in words is "one trillion, one hundred thirty billion, one hundred twenty-one million, eleven thousand, three hundred eleven".