211230233033123 has 2 divisors, whose sum is σ = 211230233033124. Its totient is φ = 211230233033122.

The previous prime is 211230233033063. The next prime is 211230233033129. The reversal of 211230233033123 is 321330332032112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211230233033123 - 2¹⁴ = 211230233016739 is a prime.

It is a super-2 number, since 2×211230233033123² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (211230233033129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105615116516561 + 105615116516562.

It is an arithmetic number, because the mean of its divisors is an integer number (105615116516562).

Almost surely, 2^{211230233033123} is an apocalyptic number.

211230233033123 is a deficient number, since it is larger than the sum of its proper divisors (1).

211230233033123 is an equidigital number, since it uses as much as digits as its factorization.

211230233033123 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 29.

Adding to 211230233033123 its reverse (321330332032112), we get a palindrome (532560565065235).

The spelling of 211230233033123 in words is "two hundred eleven trillion, two hundred thirty billion, two hundred thirty-three million, thirty-three thousand, one hundred twenty-three".