322212013 has 4 divisors (see below), whose sum is σ = 339170560. Its totient is φ = 305253468.

The previous prime is 322211983. The next prime is 322212017. The reversal of 322212013 is 310212223.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 310212223 = 79 ⋅3926737.

It is a de Polignac number, because none of the positive numbers 2^k-322212013 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 (322212017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8479245 + ... + 8479282.

It is an arithmetic number, because the mean of its divisors is an integer number (84792640).

Almost surely, 2^322212013 is an apocalyptic number.

It is an amenable number.

322212013 is a deficient number, since it is larger than the sum of its proper divisors (16958547).

322212013 is a wasteful number, since it uses less digits than its factorization.

322212013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16958546.

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

The square root of 322212013 is about 17950.2649841165. The cubic root of 322212013 is about 685.5627981724.

Adding to 322212013 its reverse (310212223), we get a palindrome (632424236).

The spelling of 322212013 in words is "three hundred twenty-two million, two hundred twelve thousand, thirteen".