1323221095 has 16 divisors (see below), whose sum is σ = 1921451328. Its totient is φ = 853977600.

The previous prime is 1323221071. The next prime is 1323221101. The reversal of 1323221095 is 5901223231.

It is not a de Polignac number, because 1323221095 - 2¹³ = 1323212903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1111356 + ... + 1112545.

It is an arithmetic number, because the mean of its divisors is an integer number (120090708).

Almost surely, 2^1323221095 is an apocalyptic number.

1323221095 is a deficient number, since it is larger than the sum of its proper divisors (598230233).

1323221095 is a wasteful number, since it uses less digits than its factorization.

1323221095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2223930.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 1323221095 is about 36376.1061000212. The cubic root of 1323221095 is about 1097.8528626011.

The spelling of 1323221095 in words is "one billion, three hundred twenty-three million, two hundred twenty-one thousand, ninety-five".