222312203011 has 4 divisors (see below), whose sum is σ = 231977950992. Its totient is φ = 212646455032.

The previous prime is 222312202999. The next prime is 222312203017. The reversal of 222312203011 is 110302213222.

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 222312203011 - 2⁵ = 222312202979 is a prime.

It is a super-2 number, since 2×222312203011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222312203011.

It is not an unprimeable number, because it can be changed into a prime (222312203017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4832873956 + ... + 4832874001.

It is an arithmetic number, because the mean of its divisors is an integer number (57994487748).

Almost surely, 2^222312203011 is an apocalyptic number.

222312203011 is a deficient number, since it is larger than the sum of its proper divisors (9665747981).

222312203011 is an equidigital number, since it uses as much as digits as its factorization.

222312203011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9665747980.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 222312203011 its reverse (110302213222), we get a palindrome (332614416233).

The spelling of 222312203011 in words is "two hundred twenty-two billion, three hundred twelve million, two hundred three thousand, eleven".