1121222301313 has 4 divisors (see below), whose sum is σ = 1123051375828. Its totient is φ = 1119393226800.

The previous prime is 1121222301301. The next prime is 1121222301319. The reversal of 1121222301313 is 3131032221211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 89965803249 + 1031256498064 = 299943^2 + 1015508^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121222301313 - 2²¹ = 1121220204161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121222301319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 914536338 + ... + 914537563.

It is an arithmetic number, because the mean of its divisors is an integer number (280762843957).

Almost surely, 2^{1121222301313} is an apocalyptic number.

It is an amenable number.

1121222301313 is a deficient number, since it is larger than the sum of its proper divisors (1829074515).

1121222301313 is an equidigital number, since it uses as much as digits as its factorization.

1121222301313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1829074514.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1121222301313 its reverse (3131032221211), we get a palindrome (4252254522524).

The spelling of 1121222301313 in words is "one trillion, one hundred twenty-one billion, two hundred twenty-two million, three hundred one thousand, three hundred thirteen".