2100210193 has 2 divisors, whose sum is σ = 2100210194. Its totient is φ = 2100210192.

The previous prime is 2100210179. The next prime is 2100210251. The reversal of 2100210193 is 3910120012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1767950209 + 332259984 = 42047^2 + 18228^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2100210193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2100210193.

It is not a weakly prime, because it can be changed into another prime (2100210143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050105096 + 1050105097.

It is an arithmetic number, because the mean of its divisors is an integer number (1050105097).

Almost surely, 2^2100210193 is an apocalyptic number.

It is an amenable number.

2100210193 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100210193 is an equidigital number, since it uses as much as digits as its factorization.

2100210193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 2100210193 is about 45828.0502858239. The cubic root of 2100210193 is about 1280.6218887647.

The spelling of 2100210193 in words is "two billion, one hundred million, two hundred ten thousand, one hundred ninety-three".