13311021122223 has 32 divisors (see below), whose sum is σ = 19422815193600. Its totient is φ = 8041757708160.

The previous prime is 13311021122221. The next prime is 13311021122257. The reversal of 13311021122223 is 32222112011331.

It is not a de Polignac number, because 13311021122223 - 2¹ = 13311021122221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13311021122193 and 13311021122202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13311021122221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19965486 + ... + 20621412.

It is an arithmetic number, because the mean of its divisors is an integer number (606962974800).

Almost surely, 2^{13311021122223} is an apocalyptic number.

13311021122223 is a deficient number, since it is larger than the sum of its proper divisors (6111794071377).

13311021122223 is a wasteful number, since it uses less digits than its factorization.

13311021122223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657887.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 13311021122223 its reverse (32222112011331), we get a palindrome (45533133133554).

The spelling of 13311021122223 in words is "thirteen trillion, three hundred eleven billion, twenty-one million, one hundred twenty-two thousand, two hundred twenty-three".