211303302202093 has 2 divisors, whose sum is σ = 211303302202094. Its totient is φ = 211303302202092.

The previous prime is 211303302201983. The next prime is 211303302202127. The reversal of 211303302202093 is 390202203303112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 170127492283849 + 41175809918244 = 13043293^2 + 6416838^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211303302202093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211303302202393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105651651101046 + 105651651101047.

It is an arithmetic number, because the mean of its divisors is an integer number (105651651101047).

Almost surely, 2^{211303302202093} is an apocalyptic number.

It is an amenable number.

211303302202093 is a deficient number, since it is larger than the sum of its proper divisors (1).

211303302202093 is an equidigital number, since it uses as much as digits as its factorization.

211303302202093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 31.

The spelling of 211303302202093 in words is "two hundred eleven trillion, three hundred three billion, three hundred two million, two hundred two thousand, ninety-three".