2101120303 has 2 divisors, whose sum is σ = 2101120304. Its totient is φ = 2101120302.

The previous prime is 2101120279. The next prime is 2101120363. The reversal of 2101120303 is 3030211012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2101120303 - 2⁹ = 2101119791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2101120363) 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, 1050560151 + 1050560152.

It is an arithmetic number, because the mean of its divisors is an integer number (1050560152).

Almost surely, 2^2101120303 is an apocalyptic number.

2101120303 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101120303 is an equidigital number, since it uses as much as digits as its factorization.

2101120303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 2101120303 is about 45837.9788276054. The cubic root of 2101120303 is about 1280.8068446129.

Adding to 2101120303 its reverse (3030211012), we get a palindrome (5131331315).

It can be divided in two parts, 21011 and 20303, that added together give a palindrome (41314).

The spelling of 2101120303 in words is "two billion, one hundred one million, one hundred twenty thousand, three hundred three".