11056240331 has 8 divisors (see below), whose sum is σ = 11247601584. Its totient is φ = 10865957760.

The previous prime is 11056240313. The next prime is 11056240339. The reversal of 11056240331 is 13304265011.

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 11056240331 - 2³⁰ = 9982498507 is a prime.

It is a super-2 number, since 2×11056240331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11056240331.

It is not an unprimeable number, because it can be changed into a prime (11056240339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248981 + ... + 290006.

It is an arithmetic number, because the mean of its divisors is an integer number (1405950198).

Almost surely, 2^11056240331 is an apocalyptic number.

11056240331 is a deficient number, since it is larger than the sum of its proper divisors (191361253).

11056240331 is an equidigital number, since it uses as much as digits as its factorization.

11056240331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539341.

The product of its (nonzero) digits is 2160, while the sum is 26.

The spelling of 11056240331 in words is "eleven billion, fifty-six million, two hundred forty thousand, three hundred thirty-one".