222231022011 has 8 divisors (see below), whose sum is σ = 329231143760. Its totient is φ = 148154014656.

The previous prime is 222231021983. The next prime is 222231022021. The reversal of 222231022011 is 110220132222.

222231022011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 222231022011 - 2¹³ = 222231013819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222231022021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4115389270 + ... + 4115389323.

It is an arithmetic number, because the mean of its divisors is an integer number (41153892970).

Almost surely, 2^222231022011 is an apocalyptic number.

222231022011 is a deficient number, since it is larger than the sum of its proper divisors (107000121749).

222231022011 is an equidigital number, since it uses as much as digits as its factorization.

222231022011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8230778602 (or 8230778596 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 222231022011 its reverse (110220132222), we get a palindrome (332451154233).

The spelling of 222231022011 in words is "two hundred twenty-two billion, two hundred thirty-one million, twenty-two thousand, eleven".