211112023 has 2 divisors, whose sum is σ = 211112024. Its totient is φ = 211112022.

The previous prime is 211111997. The next prime is 211112053. The reversal of 211112023 is 320211112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211112023 - 2¹⁷ = 210980951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211111994 and 211112012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211112053) 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, 105556011 + 105556012.

It is an arithmetic number, because the mean of its divisors is an integer number (105556012).

Almost surely, 2^211112023 is an apocalyptic number.

211112023 is a deficient number, since it is larger than the sum of its proper divisors (1).

211112023 is an equidigital number, since it uses as much as digits as its factorization.

211112023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 211112023 is about 14529.6945253505. The cubic root of 211112023 is about 595.4395198953.

Adding to 211112023 its reverse (320211112), we get a palindrome (531323135).

The spelling of 211112023 in words is "two hundred eleven million, one hundred twelve thousand, twenty-three".