1322310121 has 4 divisors (see below), whose sum is σ = 1442520144. Its totient is φ = 1202100100.

The previous prime is 1322310109. The next prime is 1322310139. The reversal of 1322310121 is 1210132231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1322310121 - 2¹⁹ = 1321785833 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1322310095 and 1322310104.

It is not an unprimeable number, because it can be changed into a prime (1322310151) 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, 60104995 + ... + 60105016.

It is an arithmetic number, because the mean of its divisors is an integer number (360630036).

Almost surely, 2^1322310121 is an apocalyptic number.

1322310121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1322310121 is a deficient number, since it is larger than the sum of its proper divisors (120210023).

1322310121 is a wasteful number, since it uses less digits than its factorization.

1322310121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120210022.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1322310121 is about 36363.5823455281. The cubic root of 1322310121 is about 1097.6008651544.

Adding to 1322310121 its reverse (1210132231), we get a palindrome (2532442352).

The spelling of 1322310121 in words is "one billion, three hundred twenty-two million, three hundred ten thousand, one hundred twenty-one".