1201122110313 has 6 divisors (see below), whose sum is σ = 1734954159354. Its totient is φ = 800748073536.

The previous prime is 1201122110297. The next prime is 1201122110369. The reversal of 1201122110313 is 3130112211021.

1201122110313 is a `hidden beast` number, since 120 + 1 + 1 + 221 + 10 + 313 = 666.

It can be written as a sum of positive squares in only one way, i.e., 746242005609 + 454880104704 = 863853^2 + 674448^2 .

It is not a de Polignac number, because 1201122110313 - 2⁴ = 1201122110297 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1201122120313) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 66729006120 + ... + 66729006137.

It is an arithmetic number, because the mean of its divisors is an integer number (289159026559).

Almost surely, 2^{1201122110313} is an apocalyptic number.

It is an amenable number.

1201122110313 is a deficient number, since it is larger than the sum of its proper divisors (533832049041).

1201122110313 is a wasteful number, since it uses less digits than its factorization.

1201122110313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133458012263 (or 133458012260 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1201122110313 its reverse (3130112211021), we get a palindrome (4331234321334).

The spelling of 1201122110313 in words is "one trillion, two hundred one billion, one hundred twenty-two million, one hundred ten thousand, three hundred thirteen".