13220021332111 has 8 divisors (see below), whose sum is σ = 14423200465104. Its totient is φ = 12017068701120.

The previous prime is 13220021332103. The next prime is 13220021332129. The reversal of 13220021332111 is 11123312002231.

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

It is a cyclic number.

It is not a de Polignac number, because 13220021332111 - 2³ = 13220021332103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13220021332171) 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 7 ways as a sum of consecutive naturals, for example, 56503446 + ... + 56736931.

It is an arithmetic number, because the mean of its divisors is an integer number (1802900058138).

Almost surely, 2^{13220021332111} is an apocalyptic number.

13220021332111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13220021332111 is a deficient number, since it is larger than the sum of its proper divisors (1203179132993).

13220021332111 is a wasteful number, since it uses less digits than its factorization.

13220021332111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113251001.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 13220021332111 its reverse (11123312002231), we get a palindrome (24343333334342).

The spelling of 13220021332111 in words is "thirteen trillion, two hundred twenty billion, twenty-one million, three hundred thirty-two thousand, one hundred eleven".