2103226066 has 4 divisors (see below), whose sum is σ = 3154839102. Its totient is φ = 1051613032.

The previous prime is 2103225953. The next prime is 2103226067. The reversal of 2103226066 is 6606223012.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1212502041 + 890724025 = 34821^2 + 29845^2 .

It is not an unprimeable number, because it can be changed into a prime (2103226067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525806515 + ... + 525806518.

Almost surely, 2^2103226066 is an apocalyptic number.

2103226066 is a deficient number, since it is larger than the sum of its proper divisors (1051613036).

2103226066 is a wasteful number, since it uses less digits than its factorization.

2103226066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1051613035.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 2103226066 is about 45860.9427072754. The cubic root of 2103226066 is about 1281.2345807353.

Adding to 2103226066 its reverse (6606223012), we get a palindrome (8709449078).

The spelling of 2103226066 in words is "two billion, one hundred three million, two hundred twenty-six thousand, sixty-six".