13120222222312 has 16 divisors (see below), whose sum is σ = 24662382457860. Its totient is φ = 6543586900224.

The previous prime is 13120222222309. The next prime is 13120222222339. The reversal of 13120222222312 is 21322222202131.

It can be written as a sum of positive squares in 2 ways, for example, as 13118492826916 + 1729395396 = 3621946^2 + 41586^2 .

It is a super-3 number, since 3×13120222222312³ (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 3 ways as a sum of consecutive naturals, for example, 2065522993 + ... + 2065529344.

Almost surely, 2^{13120222222312} is an apocalyptic number.

It is an amenable number.

13120222222312 is a deficient number, since it is larger than the sum of its proper divisors (11542160235548).

13120222222312 is a wasteful number, since it uses less digits than its factorization.

13120222222312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4131052740 (or 4131052736 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 13120222222312 its reverse (21322222202131), we get a palindrome (34442444424443).

The spelling of 13120222222312 in words is "thirteen trillion, one hundred twenty billion, two hundred twenty-two million, two hundred twenty-two thousand, three hundred twelve".