112220212021243 has 2 divisors, whose sum is σ = 112220212021244. Its totient is φ = 112220212021242.

The previous prime is 112220212021201. The next prime is 112220212021301. The reversal of 112220212021243 is 342120212022211.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112220212021243 is a prime.

It is not a weakly prime, because it can be changed into another prime (112220212024243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56110106010621 + 56110106010622.

It is an arithmetic number, because the mean of its divisors is an integer number (56110106010622).

Almost surely, 2^{112220212021243} is an apocalyptic number.

112220212021243 is a deficient number, since it is larger than the sum of its proper divisors (1).

112220212021243 is an equidigital number, since it uses as much as digits as its factorization.

112220212021243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 112220212021243 its reverse (342120212022211), we get a palindrome (454340424043454).

The spelling of 112220212021243 in words is "one hundred twelve trillion, two hundred twenty billion, two hundred twelve million, twenty-one thousand, two hundred forty-three".