1000031311011 has 8 divisors (see below), whose sum is σ = 1333397394000. Its totient is φ = 666676384352.

The previous prime is 1000031311007. The next prime is 1000031311051. The reversal of 1000031311011 is 1101131300001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1000031311011 - 2² = 1000031311007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1000031311051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2577636 + ... + 2940113.

It is an arithmetic number, because the mean of its divisors is an integer number (166674674250).

Almost surely, 2^{1000031311011} is an apocalyptic number.

1000031311011 is a deficient number, since it is larger than the sum of its proper divisors (333366082989).

1000031311011 is an equidigital number, since it uses as much as digits as its factorization.

1000031311011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5578165.

The product of its (nonzero) digits is 9, while the sum is 12.

Adding to 1000031311011 its reverse (1101131300001), we get a palindrome (2101162611012).

The spelling of 1000031311011 in words is "one trillion, thirty-one million, three hundred eleven thousand, eleven".