2112320267 has 4 divisors (see below), whose sum is σ = 2112711000. Its totient is φ = 2111929536.

The previous prime is 2112320257. The next prime is 2112320279. The reversal of 2112320267 is 7620232112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2112320267 - 2¹⁴ = 2112303883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2112320257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187142 + ... + 198107.

It is an arithmetic number, because the mean of its divisors is an integer number (528177750).

Almost surely, 2^2112320267 is an apocalyptic number.

2112320267 is a deficient number, since it is larger than the sum of its proper divisors (390733).

2112320267 is an equidigital number, since it uses as much as digits as its factorization.

2112320267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390732.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 2112320267 is about 45959.9854982571. The cubic root of 2112320267 is about 1283.0785814602.

Adding to 2112320267 its reverse (7620232112), we get a palindrome (9732552379).

The spelling of 2112320267 in words is "two billion, one hundred twelve million, three hundred twenty thousand, two hundred sixty-seven".