331212313322 has 32 divisors (see below), whose sum is σ = 545988764160. Its totient is φ = 149438980080.

The previous prime is 331212313297. The next prime is 331212313331. The reversal of 331212313322 is 223313212133.

It is a super-2 number, since 2×331212313322² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 331212313291 and 331212313300.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27904433 + ... + 27916299.

It is an arithmetic number, because the mean of its divisors is an integer number (17062148880).

Almost surely, 2^331212313322 is an apocalyptic number.

331212313322 is a deficient number, since it is larger than the sum of its proper divisors (214776450838).

331212313322 is a wasteful number, since it uses less digits than its factorization.

331212313322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21146.

The product of its digits is 3888, while the sum is 26.

Adding to 331212313322 its reverse (223313212133), we get a palindrome (554525525455).

The spelling of 331212313322 in words is "three hundred thirty-one billion, two hundred twelve million, three hundred thirteen thousand, three hundred twenty-two".