13111332121222 has 8 divisors (see below), whose sum is σ = 20522085059376. Its totient is φ = 6270637101432.

The previous prime is 13111332121211. The next prime is 13111332121319. The reversal of 13111332121222 is 22212123311131.

13111332121222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-3 number, since 3×13111332121222³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142514479533 + ... + 142514479624.

It is an arithmetic number, because the mean of its divisors is an integer number (2565260632422).

Almost surely, 2^{13111332121222} is an apocalyptic number.

13111332121222 is a deficient number, since it is larger than the sum of its proper divisors (7410752938154).

13111332121222 is a wasteful number, since it uses less digits than its factorization.

13111332121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285028959182.

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

Adding to 13111332121222 its reverse (22212123311131), we get a palindrome (35323455432353).

The spelling of 13111332121222 in words is "thirteen trillion, one hundred eleven billion, three hundred thirty-two million, one hundred twenty-one thousand, two hundred twenty-two".