1011011321033 has 16 divisors (see below), whose sum is σ = 1166037381120. Its totient is φ = 858639108096.

The previous prime is 1011011321027. The next prime is 1011011321083. The reversal of 1011011321033 is 3301231101101.

It is not a de Polignac number, because 1011011321033 - 2²² = 1011007126729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011011321083) 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 15 ways as a sum of consecutive naturals, for example, 2305016 + ... + 2708342.

It is an arithmetic number, because the mean of its divisors is an integer number (72877336320).

Almost surely, 2^{1011011321033} is an apocalyptic number.

It is an amenable number.

1011011321033 is a deficient number, since it is larger than the sum of its proper divisors (155026060087).

1011011321033 is a wasteful number, since it uses less digits than its factorization.

1011011321033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406616.

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

Adding to 1011011321033 its reverse (3301231101101), we get a palindrome (4312242422134).

The spelling of 1011011321033 in words is "one trillion, eleven billion, eleven million, three hundred twenty-one thousand, thirty-three".