210244141 has 2 divisors, whose sum is σ = 210244142. Its totient is φ = 210244140.

The previous prime is 210244129. The next prime is 210244147. The reversal of 210244141 is 141442012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 208224900 + 2019241 = 14430^2 + 1421^2 .

It is a cyclic number.

It is not a de Polignac number, because 210244141 - 2⁵ = 210244109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210244147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105122070 + 105122071.

It is an arithmetic number, because the mean of its divisors is an integer number (105122071).

Almost surely, 2^210244141 is an apocalyptic number.

It is an amenable number.

210244141 is a deficient number, since it is larger than the sum of its proper divisors (1).

210244141 is an equidigital number, since it uses as much as digits as its factorization.

210244141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 210244141 is about 14499.7979641097. The cubic root of 210244141 is about 594.6224481419.

Adding to 210244141 its reverse (141442012), we get a palindrome (351686153).

The spelling of 210244141 in words is "two hundred ten million, two hundred forty-four thousand, one hundred forty-one".