321011022011312 has 20 divisors (see below), whose sum is σ = 621960962169456. Its totient is φ = 160504967257920.

The previous prime is 321011022011293. The next prime is 321011022011321. The reversal of 321011022011312 is 213110220110123.

It is a super-2 number, since 2×321011022011312² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29092364 + ... + 38579627.

Almost surely, 2^{321011022011312} is an apocalyptic number.

It is an amenable number.

321011022011312 is a deficient number, since it is larger than the sum of its proper divisors (300949940158144).

321011022011312 is a wasteful number, since it uses less digits than its factorization.

321011022011312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67968476 (or 67968470 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 321011022011312 its reverse (213110220110123), we get a palindrome (534121242121435).

The spelling of 321011022011312 in words is "three hundred twenty-one trillion, eleven billion, twenty-two million, eleven thousand, three hundred twelve".