13211022211312 has 80 divisors (see below), whose sum is σ = 26036330443200. Its totient is φ = 6493056768000.

The previous prime is 13211022211307. The next prime is 13211022211313. The reversal of 13211022211312 is 21311222011231.

It is a happy number.

It is a super-2 number, since 2×13211022211312² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13211022211313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148205668 + ... + 148294780.

It is an arithmetic number, because the mean of its divisors is an integer number (325454130540).

Almost surely, 2^{13211022211312} is an apocalyptic number.

It is an amenable number.

13211022211312 is a deficient number, since it is larger than the sum of its proper divisors (12825308231888).

13211022211312 is a wasteful number, since it uses less digits than its factorization.

13211022211312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89882 (or 89876 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 13211022211312 its reverse (21311222011231), we get a palindrome (34522244222543).

The spelling of 13211022211312 in words is "thirteen trillion, two hundred eleven billion, twenty-two million, two hundred eleven thousand, three hundred twelve".