266220000222 has 16 divisors (see below), whose sum is σ = 580843636992. Its totient is φ = 80672727320.

The previous prime is 266220000197. The next prime is 266220000257. The reversal of 266220000222 is 222000022662.

266220000222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 266220000192 and 266220000201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2016818118 + ... + 2016818249.

It is an arithmetic number, because the mean of its divisors is an integer number (36302727312).

Almost surely, 2^266220000222 is an apocalyptic number.

266220000222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

266220000222 is an abundant number, since it is smaller than the sum of its proper divisors (314623636770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

266220000222 is a wasteful number, since it uses less digits than its factorization.

266220000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4033636383.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 266220000222 its reverse (222000022662), we get a palindrome (488220022884).

The spelling of 266220000222 in words is "two hundred sixty-six billion, two hundred twenty million, two hundred twenty-two", and thus it is an aban number.