20042342201 has 8 divisors (see below), whose sum is σ = 22915763904. Its totient is φ = 17171478000.

The previous prime is 20042342179. The next prime is 20042342213. The reversal of 20042342201 is 10224324002.

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 20042342201 - 2⁶ = 20042342137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20042342231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 622550 + ... + 653951.

It is an arithmetic number, because the mean of its divisors is an integer number (2864470488).

Almost surely, 2^20042342201 is an apocalyptic number.

It is an amenable number.

20042342201 is a deficient number, since it is larger than the sum of its proper divisors (2873421703).

20042342201 is a wasteful number, since it uses less digits than its factorization.

20042342201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278751.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 20042342201 its reverse (10224324002), we get a palindrome (30266666203).

The spelling of 20042342201 in words is "twenty billion, forty-two million, three hundred forty-two thousand, two hundred one".