112213210120231 has 32 divisors (see below), whose sum is σ = 124938561699648. Its totient is φ = 99915301923840.

The previous prime is 112213210120217. The next prime is 112213210120243. The reversal of 112213210120231 is 132021012312211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 112213210120231 - 2¹¹ = 112213210118183 is a prime.

It is a super-2 number, since 2×112213210120231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112213210121231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 896230525 + ... + 896355721.

It is an arithmetic number, because the mean of its divisors is an integer number (3904330053114).

Almost surely, 2^{112213210120231} is an apocalyptic number.

112213210120231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

112213210120231 is a deficient number, since it is larger than the sum of its proper divisors (12725351579417).

112213210120231 is a wasteful number, since it uses less digits than its factorization.

112213210120231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127891.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 112213210120231 its reverse (132021012312211), we get a palindrome (244234222432442).

The spelling of 112213210120231 in words is "one hundred twelve trillion, two hundred thirteen billion, two hundred ten million, one hundred twenty thousand, two hundred thirty-one".