13442342111 has 8 divisors (see below), whose sum is σ = 15301954944. Its totient is φ = 11688992920.

The previous prime is 13442342093. The next prime is 13442342143. The reversal of 13442342111 is 11124324431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13442342111 - 2¹⁴ = 13442325727 is a prime.

It is a super-2 number, since 2×13442342111² (a number of 21 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 (13442342161) 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, 26565641 + ... + 26566146.

It is an arithmetic number, because the mean of its divisors is an integer number (1912744368).

Almost surely, 2^13442342111 is an apocalyptic number.

13442342111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13442342111 is a deficient number, since it is larger than the sum of its proper divisors (1859612833).

13442342111 is a wasteful number, since it uses less digits than its factorization.

13442342111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53131821.

The product of its digits is 2304, while the sum is 26.

Adding to 13442342111 its reverse (11124324431), we get a palindrome (24566666542).

It can be divided in two parts, 13442 and 342111, that added together give a palindrome (355553).

The spelling of 13442342111 in words is "thirteen billion, four hundred forty-two million, three hundred forty-two thousand, one hundred eleven".