22231011 has 8 divisors (see below), whose sum is σ = 32336064. Its totient is φ = 13473320.

The previous prime is 22230997. The next prime is 22231037. The reversal of 22231011 is 11013222.

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 22231011 - 2⁶ = 22230947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22231051) 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, 336801 + ... + 336866.

It is an arithmetic number, because the mean of its divisors is an integer number (4042008).

Almost surely, 2^22231011 is an apocalyptic number.

22231011 is a deficient number, since it is larger than the sum of its proper divisors (10105053).

22231011 is a wasteful number, since it uses less digits than its factorization.

22231011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673681.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 22231011 is about 4714.9773064141. The cubic root of 22231011 is about 281.1812805935.

Adding to 22231011 its reverse (11013222), we get a palindrome (33244233).

The spelling of 22231011 in words is "twenty-two million, two hundred thirty-one thousand, eleven".