211233300023 has 2 divisors, whose sum is σ = 211233300024. Its totient is φ = 211233300022.

The previous prime is 211233300011. The next prime is 211233300041. The reversal of 211233300023 is 320003332112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211233300023 - 2¹⁰ = 211233298999 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211233299968 and 211233300004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211233300053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105616650011 + 105616650012.

It is an arithmetic number, because the mean of its divisors is an integer number (105616650012).

Almost surely, 2^211233300023 is an apocalyptic number.

211233300023 is a deficient number, since it is larger than the sum of its proper divisors (1).

211233300023 is an equidigital number, since it uses as much as digits as its factorization.

211233300023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 211233300023 its reverse (320003332112), we get a palindrome (531236632135).

The spelling of 211233300023 in words is "two hundred eleven billion, two hundred thirty-three million, three hundred thousand, twenty-three".