1011311210311 has 2 divisors, whose sum is σ = 1011311210312. Its totient is φ = 1011311210310.

The previous prime is 1011311210309. The next prime is 1011311210317. The reversal of 1011311210311 is 1130121131101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1011311210311 - 2¹ = 1011311210309 is a prime.

Together with 1011311210309, 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 (1011311210317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505655605155 + 505655605156.

It is an arithmetic number, because the mean of its divisors is an integer number (505655605156).

Almost surely, 2^{1011311210311} is an apocalyptic number.

1011311210311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011311210311 is an equidigital number, since it uses as much as digits as its factorization.

1011311210311 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 1011311210311 its reverse (1130121131101), we get a palindrome (2141432341412).

The spelling of 1011311210311 in words is "one trillion, eleven billion, three hundred eleven million, two hundred ten thousand, three hundred eleven".