13311331222 has 16 divisors (see below), whose sum is σ = 22879014912. Its totient is φ = 5689958760.

The previous prime is 13311331199. The next prime is 13311331237. The reversal of 13311331222 is 22213311331.

It is a junction number, because it is equal to n+sod(n) for n = 13311331193 and 13311331202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1235904 + ... + 1246627.

It is an arithmetic number, because the mean of its divisors is an integer number (1429938432).

Almost surely, 2^13311331222 is an apocalyptic number.

13311331222 is a deficient number, since it is larger than the sum of its proper divisors (9567683690).

13311331222 is a wasteful number, since it uses less digits than its factorization.

13311331222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2482923.

The product of its digits is 648, while the sum is 22.

Adding to 13311331222 its reverse (22213311331), we get a palindrome (35524642553).

The spelling of 13311331222 in words is "thirteen billion, three hundred eleven million, three hundred thirty-one thousand, two hundred twenty-two".