321232020024142 has 16 divisors (see below), whose sum is σ = 493603962642000. Its totient is φ = 156697422026560.

The previous prime is 321232020024127. The next prime is 321232020024161. The reversal of 321232020024142 is 241420020232123.

It is a self number, because there is not a number n which added to its sum of digits gives 321232020024142.

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, 2498392 + ... + 25469707.

It is an arithmetic number, because the mean of its divisors is an integer number (30850247665125).

Almost surely, 2^{321232020024142} is an apocalyptic number.

321232020024142 is a deficient number, since it is larger than the sum of its proper divisors (172371942617858).

321232020024142 is a wasteful number, since it uses less digits than its factorization.

321232020024142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28108211.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 321232020024142 its reverse (241420020232123), we get a palindrome (562652040256265).

The spelling of 321232020024142 in words is "three hundred twenty-one trillion, two hundred thirty-two billion, twenty million, twenty-four thousand, one hundred forty-two".