2010321889 has 2 divisors, whose sum is σ = 2010321890. Its totient is φ = 2010321888.

The previous prime is 2010321871. The next prime is 2010321899. The reversal of 2010321889 is 9881230102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2008384225 + 1937664 = 44815^2 + 1392^2 .

It is a cyclic number.

It is not a de Polignac number, because 2010321889 - 2¹¹ = 2010319841 is a prime.

It is not a weakly prime, because it can be changed into another prime (2010321839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005160944 + 1005160945.

It is an arithmetic number, because the mean of its divisors is an integer number (1005160945).

Almost surely, 2^2010321889 is an apocalyptic number.

It is an amenable number.

2010321889 is a deficient number, since it is larger than the sum of its proper divisors (1).

2010321889 is an equidigital number, since it uses as much as digits as its factorization.

2010321889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 2010321889 is about 44836.6132641617. The cubic root of 2010321889 is about 1262.0847927050.

The spelling of 2010321889 in words is "two billion, ten million, three hundred twenty-one thousand, eight hundred eighty-nine".