11334042011 has 4 divisors (see below), whose sum is σ = 11334564072. Its totient is φ = 11333519952.

The previous prime is 11334041951. The next prime is 11334042019. The reversal of 11334042011 is 11024043311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11024043311 = 47 ⋅234554113.

It is a cyclic number.

It is not a de Polignac number, because 11334042011 - 2⁶ = 11334041947 is a prime.

It is a super-2 number, since 2×11334042011² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11334042019) 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, 226985 + ... + 272378.

It is an arithmetic number, because the mean of its divisors is an integer number (2833641018).

Almost surely, 2^11334042011 is an apocalyptic number.

11334042011 is a deficient number, since it is larger than the sum of its proper divisors (522061).

11334042011 is an equidigital number, since it uses as much as digits as its factorization.

11334042011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522060.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 11334042011 its reverse (11024043311), we get a palindrome (22358085322).

The spelling of 11334042011 in words is "eleven billion, three hundred thirty-four million, forty-two thousand, eleven".