112210312221 has 192 divisors, whose sum is σ = 204676792320. Its totient is φ = 57844575360.

The previous prime is 112210312211. The next prime is 112210312229. The reversal of 112210312221 is 122213012211.

112210312221 is a `hidden beast` number, since 1 + 122 + 10 + 312 + 221 = 666.

It is not a de Polignac number, because 112210312221 - 2¹³ = 112210304029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112210312194 and 112210312203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112210312229) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 365505750 + ... + 365506056.

It is an arithmetic number, because the mean of its divisors is an integer number (1066024960).

Almost surely, 2^112210312221 is an apocalyptic number.

It is an amenable number.

112210312221 is a deficient number, since it is larger than the sum of its proper divisors (92466480099).

112210312221 is a wasteful number, since it uses less digits than its factorization.

112210312221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556 (or 553 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 112210312221 its reverse (122213012211), we get a palindrome (234423324432).

The spelling of 112210312221 in words is "one hundred twelve billion, two hundred ten million, three hundred twelve thousand, two hundred twenty-one".