322311143012 has 12 divisors (see below), whose sum is σ = 564048582636. Its totient is φ = 161154405120.

The previous prime is 322311143009. The next prime is 322311143027. The reversal of 322311143012 is 210341113223.

It can be written as a sum of positive squares in 2 ways, for example, as 30942217216 + 291368925796 = 175904^2 + 539786^2 .

It is a super-3 number, since 3×322311143012³ (a number of 36 digits) contains 333 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, 720368 + ... + 1078680.

It is an arithmetic number, because the mean of its divisors is an integer number (47004048553).

Almost surely, 2^322311143012 is an apocalyptic number.

It is an amenable number.

322311143012 is a deficient number, since it is larger than the sum of its proper divisors (241737439624).

322311143012 is a wasteful number, since it uses less digits than its factorization.

322311143012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583198 (or 583196 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 322311143012 its reverse (210341113223), we get a palindrome (532652256235).

The spelling of 322311143012 in words is "three hundred twenty-two billion, three hundred eleven million, one hundred forty-three thousand, twelve".