2101022323 has 2 divisors, whose sum is σ = 2101022324. Its totient is φ = 2101022322.

The previous prime is 2101022321. The next prime is 2101022359. The reversal of 2101022323 is 3232201012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2101022323 - 2¹ = 2101022321 is a prime.

Together with 2101022321, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2101022297 and 2101022306.

It is not a weakly prime, because it can be changed into another prime (2101022321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050511161 + 1050511162.

It is an arithmetic number, because the mean of its divisors is an integer number (1050511162).

Almost surely, 2^2101022323 is an apocalyptic number.

2101022323 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101022323 is an equidigital number, since it uses as much as digits as its factorization.

2101022323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2101022323 is about 45836.9100507440. The cubic root of 2101022323 is about 1280.7869353285.

Adding to 2101022323 its reverse (3232201012), we get a palindrome (5333223335).

Subtracting 2101022323 from its reverse (3232201012), we obtain a square (1131178689 = 33633²).

The spelling of 2101022323 in words is "two billion, one hundred one million, twenty-two thousand, three hundred twenty-three".