112211213212231 has 8 divisors (see below), whose sum is σ = 128242655559680. Its totient is φ = 96180088122648.

The previous prime is 112211213212229. The next prime is 112211213212243. The reversal of 112211213212231 is 132212312112211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112211213212231 - 2¹ = 112211213212229 is a prime.

It is a super-2 number, since 2×112211213212231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112211213212196 and 112211213212205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112211213216231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78556071 + ... + 79971736.

It is an arithmetic number, because the mean of its divisors is an integer number (16030331944960).

Almost surely, 2^{112211213212231} is an apocalyptic number.

112211213212231 is a deficient number, since it is larger than the sum of its proper divisors (16031442347449).

112211213212231 is a wasteful number, since it uses less digits than its factorization.

112211213212231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158628933.

The product of its digits is 576, while the sum is 25.

Adding to 112211213212231 its reverse (132212312112211), we get a palindrome (244423525324442).

The spelling of 112211213212231 in words is "one hundred twelve trillion, two hundred eleven billion, two hundred thirteen million, two hundred twelve thousand, two hundred thirty-one".