321142050203 has 4 divisors (see below), whose sum is σ = 345845284848. Its totient is φ = 296438815560.

The previous prime is 321142050179. The next prime is 321142050233. The reversal of 321142050203 is 302050241123.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 321142050203 - 2⁶ = 321142050139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321142050233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12351617303 + ... + 12351617328.

It is an arithmetic number, because the mean of its divisors is an integer number (86461321212).

Almost surely, 2^321142050203 is an apocalyptic number.

321142050203 is a deficient number, since it is larger than the sum of its proper divisors (24703234645).

321142050203 is a wasteful number, since it uses less digits than its factorization.

321142050203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24703234644.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 321142050203 its reverse (302050241123), we get a palindrome (623192291326).

It can be divided in two parts, 3211420 and 50203, that added together give a palindrome (3261623).

The spelling of 321142050203 in words is "three hundred twenty-one billion, one hundred forty-two million, fifty thousand, two hundred three".