13313231022112 has 72 divisors (see below), whose sum is σ = 30599748435564. Its totient is φ = 5685072164352.

The previous prime is 13313231021999. The next prime is 13313231022121. The reversal of 13313231022112 is 21122013231331.

It can be written as a sum of positive squares in 2 ways, for example, as 13259182211856 + 54048810256 = 3641316^2 + 232484^2 .

It is a super-3 number, since 3×13313231022112³ (a number of 40 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14891623 + ... + 15760294.

Almost surely, 2^{13313231022112} is an apocalyptic number.

It is an amenable number.

13313231022112 is an abundant number, since it is smaller than the sum of its proper divisors (17286517413452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13313231022112 is a wasteful number, since it uses less digits than its factorization.

13313231022112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30652218 (or 30652203 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 13313231022112 its reverse (21122013231331), we get a palindrome (34435244253443).

The spelling of 13313231022112 in words is "thirteen trillion, three hundred thirteen billion, two hundred thirty-one million, twenty-two thousand, one hundred twelve".