1011313310111 has 4 divisors (see below), whose sum is σ = 1089106641672. Its totient is φ = 933519978552.

The previous prime is 1011313310101. The next prime is 1011313310113. The reversal of 1011313310111 is 1110133131101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1011313310111 - 2¹⁰ = 1011313309087 is a prime.

It is a super-2 number, since 2×1011313310111² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1011313310111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011313310113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38896665761 + ... + 38896665786.

It is an arithmetic number, because the mean of its divisors is an integer number (272276660418).

Almost surely, 2^{1011313310111} is an apocalyptic number.

1011313310111 is a deficient number, since it is larger than the sum of its proper divisors (77793331561).

1011313310111 is an equidigital number, since it uses as much as digits as its factorization.

1011313310111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77793331560.

The product of its (nonzero) digits is 27, while the sum is 17.

Adding to 1011313310111 its reverse (1110133131101), we get a palindrome (2121446441212).

The spelling of 1011313310111 in words is "one trillion, eleven billion, three hundred thirteen million, three hundred ten thousand, one hundred eleven".