321004201220342 has 16 divisors (see below), whose sum is σ = 481603885574400. Its totient is φ = 160469573570880.

The previous prime is 321004201220293. The next prime is 321004201220387. The reversal of 321004201220342 is 243022102400123.

It is a super-2 number, since 2×321004201220342² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 931249259 + ... + 931593897.

It is an arithmetic number, because the mean of its divisors is an integer number (30100242848400).

Almost surely, 2^{321004201220342} is an apocalyptic number.

321004201220342 is a deficient number, since it is larger than the sum of its proper divisors (160599684354058).

321004201220342 is a wasteful number, since it uses less digits than its factorization.

321004201220342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437671.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 321004201220342 its reverse (243022102400123), we get a palindrome (564026303620465).

The spelling of 321004201220342 in words is "three hundred twenty-one trillion, four billion, two hundred one million, two hundred twenty thousand, three hundred forty-two".