211302232123 has 2 divisors, whose sum is σ = 211302232124. Its totient is φ = 211302232122.

The previous prime is 211302232103. The next prime is 211302232129. The reversal of 211302232123 is 321232203112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211302232123 - 2¹⁷ = 211302101051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211302232094 and 211302232103.

It is not a weakly prime, because it can be changed into another prime (211302232129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105651116061 + 105651116062.

It is an arithmetic number, because the mean of its divisors is an integer number (105651116062).

Almost surely, 2^211302232123 is an apocalyptic number.

211302232123 is a deficient number, since it is larger than the sum of its proper divisors (1).

211302232123 is an equidigital number, since it uses as much as digits as its factorization.

211302232123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 211302232123 its reverse (321232203112), we get a palindrome (532534435235).

The spelling of 211302232123 in words is "two hundred eleven billion, three hundred two million, two hundred thirty-two thousand, one hundred twenty-three".