22320201 has 8 divisors (see below), whose sum is σ = 31510944. Its totient is φ = 14004800.

The previous prime is 22320191. The next prime is 22320209. The reversal of 22320201 is 10202322.

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 22320201 - 2¹³ = 22312009 is a prime.

It is a super-3 number, since 3×22320201³ (a number of 23 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22320209) 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, 218775 + ... + 218876.

It is an arithmetic number, because the mean of its divisors is an integer number (3938868).

Almost surely, 2^22320201 is an apocalyptic number.

It is an amenable number.

22320201 is a deficient number, since it is larger than the sum of its proper divisors (9190743).

22320201 is a wasteful number, since it uses less digits than its factorization.

22320201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437671.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 22320201 is about 4724.4259968805. The cubic root of 22320201 is about 281.5568084973.

Adding to 22320201 its reverse (10202322), we get a palindrome (32522523).

The spelling of 22320201 in words is "twenty-two million, three hundred twenty thousand, two hundred one".