1122220121333 has 4 divisors (see below), whose sum is σ = 1122224316780. Its totient is φ = 1122215925888.

The previous prime is 1122220121329. The next prime is 1122220121353. The reversal of 1122220121333 is 3331210222211.

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 231344646289 + 890875475044 = 480983^2 + 943862^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122220121333 - 2² = 1122220121329 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1122220121299 and 1122220121308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122220121353) 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, 1667018 + ... + 2241291.

It is an arithmetic number, because the mean of its divisors is an integer number (280556079195).

Almost surely, 2^{1122220121333} is an apocalyptic number.

It is an amenable number.

1122220121333 is a deficient number, since it is larger than the sum of its proper divisors (4195447).

1122220121333 is an equidigital number, since it uses as much as digits as its factorization.

1122220121333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4195446.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1122220121333 its reverse (3331210222211), we get a palindrome (4453430343544).

The spelling of 1122220121333 in words is "one trillion, one hundred twenty-two billion, two hundred twenty million, one hundred twenty-one thousand, three hundred thirty-three".