2101441289 has 2 divisors, whose sum is σ = 2101441290. Its totient is φ = 2101441288.

The previous prime is 2101441283. The next prime is 2101441367. The reversal of 2101441289 is 9821441012.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1936704064 + 164737225 = 44008^2 + 12835^2 .

It is a cyclic number.

It is not a de Polignac number, because 2101441289 - 2²⁴ = 2084664073 is a prime.

It is a super-2 number, since 2×2101441289² = 8832110982227963042, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2101441283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050720644 + 1050720645.

It is an arithmetic number, because the mean of its divisors is an integer number (1050720645).

Almost surely, 2^2101441289 is an apocalyptic number.

It is an amenable number.

2101441289 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101441289 is an equidigital number, since it uses as much as digits as its factorization.

2101441289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 2101441289 is about 45841.4800044676. The cubic root of 2101441289 is about 1280.8720638092.

The spelling of 2101441289 in words is "two billion, one hundred one million, four hundred forty-one thousand, two hundred eighty-nine".