1322421030 has 48 divisors (see below), whose sum is σ = 3929481504. Its totient is φ = 302267520.

The previous prime is 1322421029. The next prime is 1322421031. The reversal of 1322421030 is 301242231.

It is an interprime number because it is at equal distance from previous prime (1322421029) and next prime (1322421031).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1322420994 and 1322421012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322421031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1048911 + ... + 1050170.

It is an arithmetic number, because the mean of its divisors is an integer number (81864198).

Almost surely, 2^1322421030 is an apocalyptic number.

1322421030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1322421030 is an abundant number, since it is smaller than the sum of its proper divisors (2607060474).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1322421030 is a wasteful number, since it uses less digits than its factorization.

1322421030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2099101 (or 2099098 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1322421030 is about 36365.1073145674. The cubic root of 1322421030 is about 1097.6315514534.

Adding to 1322421030 its reverse (301242231), we get a palindrome (1623663261).

The spelling of 1322421030 in words is "one billion, three hundred twenty-two million, four hundred twenty-one thousand, thirty".