22923011 has 2 divisors, whose sum is σ = 22923012. Its totient is φ = 22923010.

The previous prime is 22922993. The next prime is 22923013. The reversal of 22923011 is 11032922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22923011 - 2⁶ = 22922947 is a prime.

It is a super-2 number, since 2×22923011² = 1050928866612242, which contains 22 as substring.

Together with 22923013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22923013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11461505 + 11461506.

It is an arithmetic number, because the mean of its divisors is an integer number (11461506).

Almost surely, 2^22923011 is an apocalyptic number.

22923011 is a deficient number, since it is larger than the sum of its proper divisors (1).

22923011 is an equidigital number, since it uses as much as digits as its factorization.

22923011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 22923011 is about 4787.7981369310. The cubic root of 22923011 is about 284.0690295404.

Adding to 22923011 its reverse (11032922), we get a palindrome (33955933).

The spelling of 22923011 in words is "twenty-two million, nine hundred twenty-three thousand, eleven".