13311024221222 has 64 divisors (see below), whose sum is σ = 24884055149184. Its totient is φ = 5199781478400.

The previous prime is 13311024221221. The next prime is 13311024221273. The reversal of 13311024221222 is 22212242011331.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 13311024221191 and 13311024221200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13311024221221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5885798 + ... + 7827174.

It is an arithmetic number, because the mean of its divisors is an integer number (388813361706).

Almost surely, 2^{13311024221222} is an apocalyptic number.

13311024221222 is a deficient number, since it is larger than the sum of its proper divisors (11573030927962).

13311024221222 is a wasteful number, since it uses less digits than its factorization.

13311024221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1941873.

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

Adding to 13311024221222 its reverse (22212242011331), we get a palindrome (35523266232553).

The spelling of 13311024221222 in words is "thirteen trillion, three hundred eleven billion, twenty-four million, two hundred twenty-one thousand, two hundred twenty-two".