322152140442212 has 12 divisors (see below), whose sum is σ = 593438153446320. Its totient is φ = 152598382314696.

The previous prime is 322152140442151. The next prime is 322152140442221. The reversal of 322152140442212 is 212244041251223.

It is a happy number.

It is a super-2 number, since 2×322152140442212² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2119421976518 + ... + 2119421976669.

It is an arithmetic number, because the mean of its divisors is an integer number (49453179453860).

Almost surely, 2^{322152140442212} is an apocalyptic number.

It is an amenable number.

322152140442212 is a deficient number, since it is larger than the sum of its proper divisors (271286013004108).

322152140442212 is a wasteful number, since it uses less digits than its factorization.

322152140442212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4238843953210 (or 4238843953208 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 35.

Adding to 322152140442212 its reverse (212244041251223), we get a palindrome (534396181693435).

The spelling of 322152140442212 in words is "three hundred twenty-two trillion, one hundred fifty-two billion, one hundred forty million, four hundred forty-two thousand, two hundred twelve".