2102031301 has 2 divisors, whose sum is σ = 2102031302. Its totient is φ = 2102031300.

The previous prime is 2102031299. The next prime is 2102031343. The reversal of 2102031301 is 1031302012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1899652225 + 202379076 = 43585^2 + 14226^2 .

It is a cyclic number.

It is not a de Polignac number, because 2102031301 - 2¹ = 2102031299 is a prime.

Together with 2102031299, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2105031301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051015650 + 1051015651.

It is an arithmetic number, because the mean of its divisors is an integer number (1051015651).

Almost surely, 2^2102031301 is an apocalyptic number.

It is an amenable number.

2102031301 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102031301 is an equidigital number, since it uses as much as digits as its factorization.

2102031301 is an evil number, because the sum of its binary digits is even.

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

The square root of 2102031301 is about 45847.9149035155. The cubic root of 2102031301 is about 1280.9919274436.

Adding to 2102031301 its reverse (1031302012), we get a palindrome (3133333313).

The spelling of 2102031301 in words is "two billion, one hundred two million, thirty-one thousand, three hundred one".