2120304101 has 2 divisors, whose sum is σ = 2120304102. Its totient is φ = 2120304100.

The previous prime is 2120304097. The next prime is 2120304113. The reversal of 2120304101 is 1014030212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2104423876 + 15880225 = 45874^2 + 3985^2 .

It is a cyclic number.

It is not a de Polignac number, because 2120304101 - 2² = 2120304097 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120304001) 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, 1060152050 + 1060152051.

It is an arithmetic number, because the mean of its divisors is an integer number (1060152051).

Almost surely, 2^2120304101 is an apocalyptic number.

It is an amenable number.

2120304101 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120304101 is an equidigital number, since it uses as much as digits as its factorization.

2120304101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2120304101 is about 46046.7599403042. The cubic root of 2120304101 is about 1284.6930789537.

Adding to 2120304101 its reverse (1014030212), we get a palindrome (3134334313).

The spelling of 2120304101 in words is "two billion, one hundred twenty million, three hundred four thousand, one hundred one".