1011043011031 has 8 divisors (see below), whose sum is σ = 1030265399520. Its totient is φ = 991826033952.

The previous prime is 1011043011029. The next prime is 1011043011047. The reversal of 1011043011031 is 1301103401101.

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 1011043011031 - 2¹ = 1011043011029 is a prime.

It is a super-2 number, since 2×1011043011031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1011043010996 and 1011043011014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011043011131) 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 7 ways as a sum of consecutive naturals, for example, 974635 + ... + 1723948.

It is an arithmetic number, because the mean of its divisors is an integer number (128783174940).

Almost surely, 2^{1011043011031} is an apocalyptic number.

1011043011031 is a deficient number, since it is larger than the sum of its proper divisors (19222388489).

1011043011031 is an equidigital number, since it uses as much as digits as its factorization.

1011043011031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2705705.

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

Adding to 1011043011031 its reverse (1301103401101), we get a palindrome (2312146412132).

The spelling of 1011043011031 in words is "one trillion, eleven billion, forty-three million, eleven thousand, thirty-one".