112261213 has 2 divisors, whose sum is σ = 112261214. Its totient is φ = 112261212.

The previous prime is 112261211. The next prime is 112261231. The reversal of 112261213 is 312162211.

Together with next prime (112261231) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63568729 + 48692484 = 7973^2 + 6978^2 .

It is a cyclic number.

It is not a de Polignac number, because 112261213 - 2¹ = 112261211 is a prime.

Together with 112261211, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112261211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56130606 + 56130607.

It is an arithmetic number, because the mean of its divisors is an integer number (56130607).

Almost surely, 2^112261213 is an apocalyptic number.

It is an amenable number.

112261213 is a deficient number, since it is larger than the sum of its proper divisors (1).

112261213 is an equidigital number, since it uses as much as digits as its factorization.

112261213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 144, while the sum is 19.

The square root of 112261213 is about 10595.3392111815. The cubic root of 112261213 is about 482.4029002706.

The spelling of 112261213 in words is "one hundred twelve million, two hundred sixty-one thousand, two hundred thirteen".