22320301 has 2 divisors, whose sum is σ = 22320302. Its totient is φ = 22320300.

The previous prime is 22320299. The next prime is 22320317. The reversal of 22320301 is 10302322.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22099401 + 220900 = 4701^2 + 470^2 .

It is a cyclic number.

It is not a de Polignac number, because 22320301 - 2¹ = 22320299 is a prime.

It is a super-3 number, since 3×22320301³ (a number of 23 digits) contains 333 as substring.

Together with 22320299, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22320391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11160150 + 11160151.

It is an arithmetic number, because the mean of its divisors is an integer number (11160151).

Almost surely, 2^22320301 is an apocalyptic number.

It is an amenable number.

22320301 is a deficient number, since it is larger than the sum of its proper divisors (1).

22320301 is an equidigital number, since it uses as much as digits as its factorization.

22320301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 22320301 is about 4724.4365801649. The cubic root of 22320301 is about 281.5572289780.

Adding to 22320301 its reverse (10302322), we get a palindrome (32622623).

The spelling of 22320301 in words is "twenty-two million, three hundred twenty thousand, three hundred one".