1266222102 has 8 divisors (see below), whose sum is σ = 2532444216. Its totient is φ = 422074032.

The previous prime is 1266222077. The next prime is 1266222107. The reversal of 1266222102 is 2012226621.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

1266222102 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1266222107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105518503 + ... + 105518514.

It is an arithmetic number, because the mean of its divisors is an integer number (316555527).

Almost surely, 2^1266222102 is an apocalyptic number.

1266222102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1266222102 is a wasteful number, since it uses less digits than its factorization.

1266222102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211037022.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 1266222102 is about 35584.0146976139. The cubic root of 1266222102 is about 1081.8572586608.

Adding to 1266222102 its reverse (2012226621), we get a palindrome (3278448723).

The spelling of 1266222102 in words is "one billion, two hundred sixty-six million, two hundred twenty-two thousand, one hundred two".