2103226065 has 24 divisors (see below), whose sum is σ = 3650161320. Its totient is φ = 1120314624.

The previous prime is 2103225953. The next prime is 2103226067. The reversal of 2103226065 is 5606223012.

2103226065 is a `hidden beast` number, since 21 + 0 + 32 + 2 + 606 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 98962704 + 2004263361 = 9948^2 + 44769^2 .

It is not a de Polignac number, because 2103226065 - 2⁷ = 2103225937 is a prime.

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 in 23 ways as a sum of consecutive naturals, for example, 7519 + ... + 65291.

It is an arithmetic number, because the mean of its divisors is an integer number (152090055).

Almost surely, 2^2103226065 is an apocalyptic number.

It is an amenable number.

2103226065 is a deficient number, since it is larger than the sum of its proper divisors (1546935255).

2103226065 is a wasteful number, since it uses less digits than its factorization.

2103226065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58593 (or 58590 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 2103226065 is about 45860.9426963729. The cubic root of 2103226065 is about 1281.2345805323.

Adding to 2103226065 its reverse (5606223012), we get a palindrome (7709449077).

The spelling of 2103226065 in words is "two billion, one hundred three million, two hundred twenty-six thousand, sixty-five".