322120403311312 has 40 divisors (see below), whose sum is σ = 637716428420256. Its totient is φ = 157565936900736.

The previous prime is 322120403311277. The next prime is 322120403311313. The reversal of 322120403311312 is 213113304021223.

It is a super-2 number, since 2×322120403311312² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322120403311313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 547052958 + ... + 547641469.

Almost surely, 2^{322120403311312} is an apocalyptic number.

It is an amenable number.

322120403311312 is a deficient number, since it is larger than the sum of its proper divisors (315596025108944).

322120403311312 is a wasteful number, since it uses less digits than its factorization.

322120403311312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1094694835 (or 1094694829 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 322120403311312 its reverse (213113304021223), we get a palindrome (535233707332535).

The spelling of 322120403311312 in words is "three hundred twenty-two trillion, one hundred twenty billion, four hundred three million, three hundred eleven thousand, three hundred twelve".