321003321202142 has 16 divisors (see below), whose sum is σ = 509080156986240. Its totient is φ = 151384362464088.

The previous prime is 321003321202139. The next prime is 321003321202159. The reversal of 321003321202142 is 241202123300123.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 18606722258 + ... + 18606739509.

It is an arithmetic number, because the mean of its divisors is an integer number (31817509811640).

Almost surely, 2^{321003321202142} is an apocalyptic number.

321003321202142 is a deficient number, since it is larger than the sum of its proper divisors (188076835784098).

321003321202142 is a wasteful number, since it uses less digits than its factorization.

321003321202142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37213462015.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 321003321202142 its reverse (241202123300123), we get a palindrome (562205444502265).

The spelling of 321003321202142 in words is "three hundred twenty-one trillion, three billion, three hundred twenty-one million, two hundred two thousand, one hundred forty-two".