112121212220223 has 16 divisors (see below), whose sum is σ = 162566845066080. Its totient is φ = 68449197920256.

The previous prime is 112121212220177. The next prime is 112121212220317. The reversal of 112121212220223 is 322022212121211.

It is not a de Polignac number, because 112121212220223 - 2²⁰ = 112121211171647 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112121212220193 and 112121212220202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112121212220723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29708851378 + ... + 29708855151.

It is an arithmetic number, because the mean of its divisors is an integer number (10160427816630).

Almost surely, 2^{112121212220223} is an apocalyptic number.

112121212220223 is a deficient number, since it is larger than the sum of its proper divisors (50445632845857).

112121212220223 is a wasteful number, since it uses less digits than its factorization.

112121212220223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59417706586.

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

Adding to 112121212220223 its reverse (322022212121211), we get a palindrome (434143424341434).

The spelling of 112121212220223 in words is "one hundred twelve trillion, one hundred twenty-one billion, two hundred twelve million, two hundred twenty thousand, two hundred twenty-three".