2120436103 has 2 divisors, whose sum is σ = 2120436104. Its totient is φ = 2120436102.

The previous prime is 2120436091. The next prime is 2120436133. The reversal of 2120436103 is 3016340212.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2120436103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120436133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060218051 + 1060218052.

It is an arithmetic number, because the mean of its divisors is an integer number (1060218052).

Almost surely, 2^2120436103 is an apocalyptic number.

2120436103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120436103 is an equidigital number, since it uses as much as digits as its factorization.

2120436103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 2120436103 is about 46048.1932653172. The cubic root of 2120436103 is about 1284.7197384215.

Adding to 2120436103 its reverse (3016340212), we get a palindrome (5136776315).

The spelling of 2120436103 in words is "two billion, one hundred twenty million, four hundred thirty-six thousand, one hundred three".