22230011 has 4 divisors (see below), whose sum is σ = 22747032. Its totient is φ = 21712992.

The previous prime is 22229993. The next prime is 22230023. The reversal of 22230011 is 11003222.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22230011 - 2⁶ = 22229947 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22229974 and 22230001.

It is not an unprimeable number, because it can be changed into a prime (22230311) 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, 258446 + ... + 258531.

It is an arithmetic number, because the mean of its divisors is an integer number (5686758).

Almost surely, 2^22230011 is an apocalyptic number.

22230011 is a deficient number, since it is larger than the sum of its proper divisors (517021).

22230011 is an equidigital number, since it uses as much as digits as its factorization.

22230011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517020.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 22230011 is about 4714.8712601724. The cubic root of 22230011 is about 281.1770644785.

Adding to 22230011 its reverse (11003222), we get a palindrome (33233233).

The spelling of 22230011 in words is "twenty-two million, two hundred thirty thousand, eleven".