1322421121 has 8 divisors (see below), whose sum is σ = 1512871424. Its totient is φ = 1132354080.

The previous prime is 1322421059. The next prime is 1322421131. The reversal of 1322421121 is 1211242231.

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 1322421121 - 2²³ = 1314032513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1322421131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88380 + ... + 102253.

It is an arithmetic number, because the mean of its divisors is an integer number (189108928).

Almost surely, 2^1322421121 is an apocalyptic number.

It is an amenable number.

1322421121 is a deficient number, since it is larger than the sum of its proper divisors (190450303).

1322421121 is an equidigital number, since it uses as much as digits as its factorization.

1322421121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191631.

The product of its digits is 192, while the sum is 19.

The square root of 1322421121 is about 36365.1085657667. The cubic root of 1322421121 is about 1097.6315766306.

Adding to 1322421121 its reverse (1211242231), we get a palindrome (2533663352).

The spelling of 1322421121 in words is "one billion, three hundred twenty-two million, four hundred twenty-one thousand, one hundred twenty-one".