210219941 has 2 divisors, whose sum is σ = 210219942. Its totient is φ = 210219940.

The previous prime is 210219929. The next prime is 210219953. The reversal of 210219941 is 149912012.

It is a balanced prime because it is at equal distance from previous prime (210219929) and next prime (210219953).

It can be written as a sum of positive squares in only one way, i.e., 200788900 + 9431041 = 14170^2 + 3071^2 .

It is a cyclic number.

It is not a de Polignac number, because 210219941 - 2¹⁰ = 210218917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210219641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105109970 + 105109971.

It is an arithmetic number, because the mean of its divisors is an integer number (105109971).

Almost surely, 2^210219941 is an apocalyptic number.

It is an amenable number.

210219941 is a deficient number, since it is larger than the sum of its proper divisors (1).

210219941 is an equidigital number, since it uses as much as digits as its factorization.

210219941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 210219941 is about 14498.9634457088. The cubic root of 210219941 is about 594.5996327373.

The spelling of 210219941 in words is "two hundred ten million, two hundred nineteen thousand, nine hundred forty-one".