1120333311221 has 8 divisors (see below), whose sum is σ = 1124050812120. Its totient is φ = 1116618883072.

The previous prime is 1120333311199. The next prime is 1120333311259. The reversal of 1120333311221 is 1221133330211.

It can be written as a sum of positive squares in 4 ways, for example, as 208747558321 + 911585752900 = 456889^2 + 954770^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1120333311221 - 2²⁶ = 1120266202357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120333311421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36620 + ... + 1497333.

It is an arithmetic number, because the mean of its divisors is an integer number (140506351515).

Almost surely, 2^{1120333311221} is an apocalyptic number.

It is an amenable number.

1120333311221 is a deficient number, since it is larger than the sum of its proper divisors (3717500899).

1120333311221 is a wasteful number, since it uses less digits than its factorization.

1120333311221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536375.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1120333311221 its reverse (1221133330211), we get a palindrome (2341466641432).

The spelling of 1120333311221 in words is "one trillion, one hundred twenty billion, three hundred thirty-three million, three hundred eleven thousand, two hundred twenty-one".