321311004401342 has 16 divisors (see below), whose sum is σ = 510421221995040. Its totient is φ = 151174439455488.

The previous prime is 321311004401341. The next prime is 321311004401353. The reversal of 321311004401342 is 243104400113123.

It is a super-2 number, since 2×321311004401342² (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 (321311004401341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 960426743 + ... + 960761234.

It is an arithmetic number, because the mean of its divisors is an integer number (31901326374690).

Almost surely, 2^{321311004401342} is an apocalyptic number.

321311004401342 is a deficient number, since it is larger than the sum of its proper divisors (189110217593698).

321311004401342 is a wasteful number, since it uses less digits than its factorization.

321311004401342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1921192915.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 321311004401342 its reverse (243104400113123), we get a palindrome (564415404514465).

The spelling of 321311004401342 in words is "three hundred twenty-one trillion, three hundred eleven billion, four million, four hundred one thousand, three hundred forty-two".