20422301 has 4 divisors (see below), whose sum is σ = 20624604. Its totient is φ = 20220000.

The previous prime is 20422277. The next prime is 20422309. The reversal of 20422301 is 10322402.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10719076 + 9703225 = 3274^2 + 3115^2 .

It is a cyclic number.

It is not a de Polignac number, because 20422301 - 2¹⁰ = 20421277 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20422309) 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, 101000 + ... + 101201.

It is an arithmetic number, because the mean of its divisors is an integer number (5156151).

Almost surely, 2^20422301 is an apocalyptic number.

It is an amenable number.

20422301 is a deficient number, since it is larger than the sum of its proper divisors (202303).

20422301 is a wasteful number, since it uses less digits than its factorization.

20422301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202302.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 20422301 is about 4519.1040041141. The cubic root of 20422301 is about 273.3389725520.

Adding to 20422301 its reverse (10322402), we get a palindrome (30744703).

The spelling of 20422301 in words is "twenty million, four hundred twenty-two thousand, three hundred one".