1322040215 has 8 divisors (see below), whose sum is σ = 1616381568. Its totient is φ = 1037676640.

The previous prime is 1322040169. The next prime is 1322040217. The reversal of 1322040215 is 5120402231.

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

It is not a de Polignac number, because 1322040215 - 2¹² = 1322036119 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 (1322040217) 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, 2494151 + ... + 2494680.

It is an arithmetic number, because the mean of its divisors is an integer number (202047696).

Almost surely, 2^1322040215 is an apocalyptic number.

1322040215 is a deficient number, since it is larger than the sum of its proper divisors (294341353).

1322040215 is an equidigital number, since it uses as much as digits as its factorization.

1322040215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4988889.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1322040215 is about 36359.8709431153. The cubic root of 1322040215 is about 1097.5261804005.

Adding to 1322040215 its reverse (5120402231), we get a palindrome (6442442446).

It can be divided in two parts, 13220 and 40215, that added together give a palindrome (53435).

The spelling of 1322040215 in words is "one billion, three hundred twenty-two million, forty thousand, two hundred fifteen".