210100219989353 has 2 divisors, whose sum is σ = 210100219989354. Its totient is φ = 210100219989352.

The previous prime is 210100219989263. The next prime is 210100219989397. The reversal of 210100219989353 is 353989912001012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 207972393877504 + 2127826111849 = 14421248^2 + 1458707^2 .

It is a cyclic number.

It is not a de Polignac number, because 210100219989353 - 2¹⁴ = 210100219972969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 210100219989295 and 210100219989304.

It is not a weakly prime, because it can be changed into another prime (210100219989553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105050109994676 + 105050109994677.

It is an arithmetic number, because the mean of its divisors is an integer number (105050109994677).

Almost surely, 2^{210100219989353} is an apocalyptic number.

It is an amenable number.

210100219989353 is a deficient number, since it is larger than the sum of its proper divisors (1).

210100219989353 is an equidigital number, since it uses as much as digits as its factorization.

210100219989353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1049760, while the sum is 53.

The spelling of 210100219989353 in words is "two hundred ten trillion, one hundred billion, two hundred nineteen million, nine hundred eighty-nine thousand, three hundred fifty-three".