11331132031309 has 16 divisors (see below), whose sum is σ = 11665696432896. Its totient is φ = 10998063835200.

The previous prime is 11331132031301. The next prime is 11331132031313. The reversal of 11331132031309 is 90313023113311.

It is a cyclic number.

It is not a de Polignac number, because 11331132031309 - 2³ = 11331132031301 is a prime.

It is a super-2 number, since 2×11331132031309² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331132031301) 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 15 ways as a sum of consecutive naturals, for example, 161683494 + ... + 161753560.

It is an arithmetic number, because the mean of its divisors is an integer number (729106027056).

Almost surely, 2^{11331132031309} is an apocalyptic number.

It is an amenable number.

11331132031309 is a deficient number, since it is larger than the sum of its proper divisors (334564401587).

11331132031309 is a wasteful number, since it uses less digits than its factorization.

11331132031309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80676.

The product of its (nonzero) digits is 4374, while the sum is 31.

The spelling of 11331132031309 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty-two million, thirty-one thousand, three hundred nine".