201420112321 has 8 divisors (see below), whose sum is σ = 201592540800. Its totient is φ = 201247746480.

The previous prime is 201420112217. The next prime is 201420112343. The reversal of 201420112321 is 123211024102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201420112321 - 2¹⁹ = 201419588033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201420112381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8155890 + ... + 8180548.

It is an arithmetic number, because the mean of its divisors is an integer number (25199067600).

Almost surely, 2^201420112321 is an apocalyptic number.

It is an amenable number.

201420112321 is a deficient number, since it is larger than the sum of its proper divisors (172428479).

201420112321 is a wasteful number, since it uses less digits than its factorization.

201420112321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31319.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 201420112321 its reverse (123211024102), we get a palindrome (324631136423).

The spelling of 201420112321 in words is "two hundred one billion, four hundred twenty million, one hundred twelve thousand, three hundred twenty-one".