1031310302111 has 4 divisors (see below), whose sum is σ = 1048790137800. Its totient is φ = 1013830466424.

The previous prime is 1031310302107. The next prime is 1031310302167. The reversal of 1031310302111 is 1112030131301.

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 1031310302111 - 2² = 1031310302107 is a prime.

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 1031310302111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031310302311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8739917756 + ... + 8739917873.

It is an arithmetic number, because the mean of its divisors is an integer number (262197534450).

Almost surely, 2^{1031310302111} is an apocalyptic number.

1031310302111 is a deficient number, since it is larger than the sum of its proper divisors (17479835689).

1031310302111 is an equidigital number, since it uses as much as digits as its factorization.

1031310302111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17479835688.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 1031310302111 its reverse (1112030131301), we get a palindrome (2143340433412).

The spelling of 1031310302111 in words is "one trillion, thirty-one billion, three hundred ten million, three hundred two thousand, one hundred eleven".