2112001223 has 2 divisors, whose sum is σ = 2112001224. Its totient is φ = 2112001222.

The previous prime is 2112001219. The next prime is 2112001253. The reversal of 2112001223 is 3221002112.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2112001223 - 2² = 2112001219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2112001198 and 2112001207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2112001253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056000611 + 1056000612.

It is an arithmetic number, because the mean of its divisors is an integer number (1056000612).

Almost surely, 2^2112001223 is an apocalyptic number.

2112001223 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112001223 is an equidigital number, since it uses as much as digits as its factorization.

2112001223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2112001223 is about 45956.5144783631. The cubic root of 2112001223 is about 1283.0139796507.

Adding to 2112001223 its reverse (3221002112), we get a palindrome (5333003335).

The spelling of 2112001223 in words is "two billion, one hundred twelve million, one thousand, two hundred twenty-three".