1322442121 has 32 divisors (see below), whose sum is σ = 1880057088. Its totient is φ = 895242240.

The previous prime is 1322442089. The next prime is 1322442139. The reversal of 1322442121 is 1212442231.

It is a cyclic number.

It is not a de Polignac number, because 1322442121 - 2⁵ = 1322442089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1322442092 and 1322442101.

It is not an unprimeable number, because it can be changed into a prime (1322442151) 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 31 ways as a sum of consecutive naturals, for example, 21840 + ... + 55873.

It is an arithmetic number, because the mean of its divisors is an integer number (58751784).

Almost surely, 2^1322442121 is an apocalyptic number.

1322442121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1322442121 is a deficient number, since it is larger than the sum of its proper divisors (557614967).

1322442121 is a wasteful number, since it uses less digits than its factorization.

1322442121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77761.

The product of its digits is 768, while the sum is 22.

The square root of 1322442121 is about 36365.3973029307. The cubic root of 1322442121 is about 1097.6373867165.

Adding to 1322442121 its reverse (1212442231), we get a palindrome (2534884352).

The spelling of 1322442121 in words is "one billion, three hundred twenty-two million, four hundred forty-two thousand, one hundred twenty-one".