1011031322011 has 2 divisors, whose sum is σ = 1011031322012. Its totient is φ = 1011031322010.

The previous prime is 1011031321999. The next prime is 1011031322023. The reversal of 1011031322011 is 1102231301101.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (1011031321999) and next prime (1011031322023).

It is a cyclic number.

It is not a de Polignac number, because 1011031322011 - 2²⁵ = 1010997767579 is a prime.

It is not a weakly prime, because it can be changed into another prime (1011031322071) 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 as a sum of consecutive naturals, namely, 505515661005 + 505515661006.

It is an arithmetic number, because the mean of its divisors is an integer number (505515661006).

Almost surely, 2^{1011031322011} is an apocalyptic number.

1011031322011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011031322011 is an equidigital number, since it uses as much as digits as its factorization.

1011031322011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1011031322011 its reverse (1102231301101), we get a palindrome (2113262623112).

The spelling of 1011031322011 in words is "one trillion, eleven billion, thirty-one million, three hundred twenty-two thousand, eleven".