13022111222312 has 16 divisors (see below), whose sum is σ = 24416499122100. Its totient is φ = 6511044789760.

The previous prime is 13022111222287. The next prime is 13022111222353. The reversal of 13022111222312 is 21322211122031.

It can be written as a sum of positive squares in 2 ways, for example, as 12943344554596 + 78766667716 = 3597686^2 + 280654^2 .

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, 6325112 + ... + 8127192.

Almost surely, 2^{13022111222312} is an apocalyptic number.

It is an amenable number.

13022111222312 is a deficient number, since it is larger than the sum of its proper divisors (11394387899788).

13022111222312 is a wasteful number, since it uses less digits than its factorization.

13022111222312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2705356 (or 2705352 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 13022111222312 its reverse (21322211122031), we get a palindrome (34344322344343).

The spelling of 13022111222312 in words is "thirteen trillion, twenty-two billion, one hundred eleven million, two hundred twenty-two thousand, three hundred twelve".