212100200810293 has 2 divisors, whose sum is σ = 212100200810294. Its totient is φ = 212100200810292.

The previous prime is 212100200810249. The next prime is 212100200810363. The reversal of 212100200810293 is 392018002001212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 187472424891249 + 24627775919044 = 13692057^2 + 4962638^2 .

It is a cyclic number.

It is not a de Polignac number, because 212100200810293 - 2¹⁷ = 212100200679221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212100200810213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106050100405146 + 106050100405147.

It is an arithmetic number, because the mean of its divisors is an integer number (106050100405147).

Almost surely, 2^{212100200810293} is an apocalyptic number.

It is an amenable number.

212100200810293 is a deficient number, since it is larger than the sum of its proper divisors (1).

212100200810293 is an equidigital number, since it uses as much as digits as its factorization.

212100200810293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 31.

The spelling of 212100200810293 in words is "two hundred twelve trillion, one hundred billion, two hundred million, eight hundred ten thousand, two hundred ninety-three".