13020322 has 16 divisors (see below), whose sum is σ = 22458240. Its totient is φ = 5545728.

The previous prime is 13020307. The next prime is 13020331. The reversal of 13020322 is 22302031.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 447 + ... + 5122.

It is an arithmetic number, because the mean of its divisors is an integer number (1403640).

Almost surely, 2^13020322 is an apocalyptic number.

13020322 is a deficient number, since it is larger than the sum of its proper divisors (9437918).

13020322 is a wasteful number, since it uses less digits than its factorization.

13020322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5745.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 13020322 is about 3608.3683293145. The cubic root of 13020322 is about 235.2559276082.

Adding to 13020322 its reverse (22302031), we get a palindrome (35322353).

The spelling of 13020322 in words is "thirteen million, twenty thousand, three hundred twenty-two".