2010311893 has 2 divisors, whose sum is σ = 2010311894. Its totient is φ = 2010311892.

The previous prime is 2010311881. The next prime is 2010311903. The reversal of 2010311893 is 3981130102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1657548369 + 352763524 = 40713^2 + 18782^2 .

It is a cyclic number.

It is not a de Polignac number, because 2010311893 - 2²⁹ = 1473440981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2010311843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005155946 + 1005155947.

It is an arithmetic number, because the mean of its divisors is an integer number (1005155947).

Almost surely, 2^2010311893 is an apocalyptic number.

It is an amenable number.

2010311893 is a deficient number, since it is larger than the sum of its proper divisors (1).

2010311893 is an equidigital number, since it uses as much as digits as its factorization.

2010311893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 2010311893 is about 44836.5017926243. The cubic root of 2010311893 is about 1262.0827008642.

Adding to 2010311893 its reverse (3981130102), we get a palindrome (5991441995).

The spelling of 2010311893 in words is "two billion, ten million, three hundred eleven thousand, eight hundred ninety-three".