112212042251 has 2 divisors, whose sum is σ = 112212042252. Its totient is φ = 112212042250.

The previous prime is 112212042233. The next prime is 112212042253. The reversal of 112212042251 is 152240212211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 112212042251 - 2¹⁴ = 112212025867 is a prime.

It is a super-2 number, since 2×112212042251² (a number of 23 digits) contains 22 as substring.

Together with 112212042253, 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 (112212042253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56106021125 + 56106021126.

It is an arithmetic number, because the mean of its divisors is an integer number (56106021126).

Almost surely, 2^112212042251 is an apocalyptic number.

112212042251 is a deficient number, since it is larger than the sum of its proper divisors (1).

112212042251 is an equidigital number, since it uses as much as digits as its factorization.

112212042251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 640, while the sum is 23.

Adding to 112212042251 its reverse (152240212211), we get a palindrome (264452254462).

The spelling of 112212042251 in words is "one hundred twelve billion, two hundred twelve million, forty-two thousand, two hundred fifty-one".