1122013221313 has 4 divisors (see below), whose sum is σ = 1122021073620. Its totient is φ = 1122005369008.

The previous prime is 1122013221293. The next prime is 1122013221317. The reversal of 1122013221313 is 3131223102211.

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 131454829489 + 990558391824 = 362567^2 + 995268^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122013221313 - 2¹³ = 1122013213121 is a prime.

It is a super-3 number, since 3×1122013221313³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122013221317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3707770 + ... + 3998947.

It is an arithmetic number, because the mean of its divisors is an integer number (280505268405).

Almost surely, 2^{1122013221313} is an apocalyptic number.

It is an amenable number.

1122013221313 is a deficient number, since it is larger than the sum of its proper divisors (7852307).

1122013221313 is an equidigital number, since it uses as much as digits as its factorization.

1122013221313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7852306.

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

Adding to 1122013221313 its reverse (3131223102211), we get a palindrome (4253236323524).

The spelling of 1122013221313 in words is "one trillion, one hundred twenty-two billion, thirteen million, two hundred twenty-one thousand, three hundred thirteen".