222011221103 has 6 divisors (see below), whose sum is σ = 258257951136. Its totient is φ = 190295332332.

The previous prime is 222011221099. The next prime is 222011221129. The reversal of 222011221103 is 301122110222.

It is not a de Polignac number, because 222011221103 - 2² = 222011221099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222011224103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2265420575 + ... + 2265420672.

It is an arithmetic number, because the mean of its divisors is an integer number (43042991856).

Almost surely, 2^222011221103 is an apocalyptic number.

222011221103 is a deficient number, since it is larger than the sum of its proper divisors (36246730033).

222011221103 is an equidigital number, since it uses as much as digits as its factorization.

222011221103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4530841261 (or 4530841254 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 222011221103 its reverse (301122110222), we get a palindrome (523133331325).

The spelling of 222011221103 in words is "two hundred twenty-two billion, eleven million, two hundred twenty-one thousand, one hundred three".