1001011233011 has 2 divisors, whose sum is σ = 1001011233012. Its totient is φ = 1001011233010.

The previous prime is 1001011232989. The next prime is 1001011233017. The reversal of 1001011233011 is 1103321101001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1001011233011 - 2¹⁸ = 1001010970867 is a prime.

It is a super-2 number, since 2×1001011233011² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1001011233017) 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 as a sum of consecutive naturals, namely, 500505616505 + 500505616506.

It is an arithmetic number, because the mean of its divisors is an integer number (500505616506).

Almost surely, 2^{1001011233011} is an apocalyptic number.

1001011233011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001011233011 is an equidigital number, since it uses as much as digits as its factorization.

1001011233011 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 14.

Adding to 1001011233011 its reverse (1103321101001), we get a palindrome (2104332334012).

The spelling of 1001011233011 in words is "one trillion, one billion, eleven million, two hundred thirty-three thousand, eleven".