13111112323222 has 32 divisors (see below), whose sum is σ = 21015302631840. Its totient is φ = 6113118021120.

The previous prime is 13111112323219. The next prime is 13111112323249. The reversal of 13111112323222 is 22232321111131.

13111112323222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13111112323222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170774868 + ... + 170851624.

It is an arithmetic number, because the mean of its divisors is an integer number (656728207245).

Almost surely, 2^{13111112323222} is an apocalyptic number.

13111112323222 is a deficient number, since it is larger than the sum of its proper divisors (7904190308618).

13111112323222 is a wasteful number, since it uses less digits than its factorization.

13111112323222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122976.

The product of its digits is 864, while the sum is 25.

Adding to 13111112323222 its reverse (22232321111131), we get a palindrome (35343433434353).

The spelling of 13111112323222 in words is "thirteen trillion, one hundred eleven billion, one hundred twelve million, three hundred twenty-three thousand, two hundred twenty-two".