112212211220223 has 4 divisors (see below), whose sum is σ = 149616281626968. Its totient is φ = 74808140813480.

The previous prime is 112212211220191. The next prime is 112212211220257. The reversal of 112212211220223 is 322022112212211.

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 112212211220223 - 2⁵ = 112212211220191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112212211220193 and 112212211220202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112212211221223) 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, 18702035203368 + ... + 18702035203373.

It is an arithmetic number, because the mean of its divisors is an integer number (37404070406742).

Almost surely, 2^{112212211220223} is an apocalyptic number.

112212211220223 is a deficient number, since it is larger than the sum of its proper divisors (37404070406745).

112212211220223 is an equidigital number, since it uses as much as digits as its factorization.

112212211220223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37404070406744.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 112212211220223 its reverse (322022112212211), we get a palindrome (434234323432434).

The spelling of 112212211220223 in words is "one hundred twelve trillion, two hundred twelve billion, two hundred eleven million, two hundred twenty thousand, two hundred twenty-three".