13320012111 has 64 divisors (see below), whose sum is σ = 21875589120. Its totient is φ = 7039457280.

The previous prime is 13320012107. The next prime is 13320012119. The reversal of 13320012111 is 11121002331.

It is a happy number.

It is not a de Polignac number, because 13320012111 - 2² = 13320012107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13320012119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10819866 + ... + 10821096.

It is an arithmetic number, because the mean of its divisors is an integer number (341806080).

Almost surely, 2^13320012111 is an apocalyptic number.

13320012111 is a deficient number, since it is larger than the sum of its proper divisors (8555577009).

13320012111 is a wasteful number, since it uses less digits than its factorization.

13320012111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1884.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 13320012111 its reverse (11121002331), we get a palindrome (24441014442).

The spelling of 13320012111 in words is "thirteen billion, three hundred twenty million, twelve thousand, one hundred eleven".