211232323011097 has 2 divisors, whose sum is σ = 211232323011098. Its totient is φ = 211232323011096.

The previous prime is 211232323010957. The next prime is 211232323011113. The reversal of 211232323011097 is 790110323232112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 211126101772041 + 106221239056 = 14530179^2 + 325916^2 .

It is a cyclic number.

It is not a de Polignac number, because 211232323011097 - 2²⁷ = 211232188793369 is a prime.

It is not a weakly prime, because it can be changed into another prime (211232323051097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105616161505548 + 105616161505549.

It is an arithmetic number, because the mean of its divisors is an integer number (105616161505549).

Almost surely, 2^{211232323011097} is an apocalyptic number.

It is an amenable number.

211232323011097 is a deficient number, since it is larger than the sum of its proper divisors (1).

211232323011097 is an equidigital number, since it uses as much as digits as its factorization.

211232323011097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 37.

The spelling of 211232323011097 in words is "two hundred eleven trillion, two hundred thirty-two billion, three hundred twenty-three million, eleven thousand, ninety-seven".