11333540011 has 4 divisors (see below), whose sum is σ = 11375672400. Its totient is φ = 11291407624.

The previous prime is 11333539993. The next prime is 11333540117. The reversal of 11333540011 is 11004533311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11333540011 - 2⁹ = 11333539499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11333546011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21065791 + ... + 21066328.

It is an arithmetic number, because the mean of its divisors is an integer number (2843918100).

Almost surely, 2^11333540011 is an apocalyptic number.

11333540011 is a deficient number, since it is larger than the sum of its proper divisors (42132389).

11333540011 is an equidigital number, since it uses as much as digits as its factorization.

11333540011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42132388.

The product of its (nonzero) digits is 540, while the sum is 22.

The spelling of 11333540011 in words is "eleven billion, three hundred thirty-three million, five hundred forty thousand, eleven".