222011312223 has 32 divisors (see below), whose sum is σ = 310903879680. Its totient is φ = 140732536320.

The previous prime is 222011312219. The next prime is 222011312251. The reversal of 222011312223 is 322213110222.

It is not a de Polignac number, because 222011312223 - 2² = 222011312219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222011312223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222011312203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11804115 + ... + 11822907.

It is an arithmetic number, because the mean of its divisors is an integer number (9715746240).

Almost surely, 2^222011312223 is an apocalyptic number.

222011312223 is a deficient number, since it is larger than the sum of its proper divisors (88892567457).

222011312223 is a wasteful number, since it uses less digits than its factorization.

222011312223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21039.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 222011312223 its reverse (322213110222), we get a palindrome (544224422445).

The spelling of 222011312223 in words is "two hundred twenty-two billion, eleven million, three hundred twelve thousand, two hundred twenty-three".