11442342011 has 16 divisors (see below), whose sum is σ = 11813683200. Its totient is φ = 11076252768.

The previous prime is 11442342007. The next prime is 11442342053. The reversal of 11442342011 is 11024324411.

It is a cyclic number.

It is not a de Polignac number, because 11442342011 - 2² = 11442342007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11442342071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2232710 + ... + 2237828.

It is an arithmetic number, because the mean of its divisors is an integer number (738355200).

Almost surely, 2^11442342011 is an apocalyptic number.

11442342011 is a deficient number, since it is larger than the sum of its proper divisors (371341189).

11442342011 is a wasteful number, since it uses less digits than its factorization.

11442342011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5618.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 11442342011 its reverse (11024324411), we get a palindrome (22466666422).

The spelling of 11442342011 in words is "eleven billion, four hundred forty-two million, three hundred forty-two thousand, eleven".