322140013 has 16 divisors (see below), whose sum is σ = 351017856. Its totient is φ = 293872320.

The previous prime is 322139981. The next prime is 322140037. The reversal of 322140013 is 310041223.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 322140013 - 2⁵ = 322139981 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 (322140053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 510208 + ... + 510838.

It is an arithmetic number, because the mean of its divisors is an integer number (21938616).

Almost surely, 2^322140013 is an apocalyptic number.

It is an amenable number.

322140013 is a deficient number, since it is larger than the sum of its proper divisors (28877843).

322140013 is a wasteful number, since it uses less digits than its factorization.

322140013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 322140013 is about 17948.2593306426. The cubic root of 322140013 is about 685.5117301421.

Adding to 322140013 its reverse (310041223), we get a palindrome (632181236).

It can be divided in two parts, 3221 and 40013, that added together give a palindrome (43234).

The spelling of 322140013 in words is "three hundred twenty-two million, one hundred forty thousand, thirteen".