112002210220221 has 24 divisors (see below), whose sum is σ = 162521869568760. Its totient is φ = 74326324838400.

The previous prime is 112002210220189. The next prime is 112002210220301. The reversal of 112002210220221 is 122022012200211.

It is a happy number.

112002210220221 is a `hidden beast` number, since 1 + 1 + 2 + 0 + 0 + 221 + 0 + 220 + 221 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 47100576836196 + 64901633384025 = 6862986^2 + 8056155^2 .

It is not a de Polignac number, because 112002210220221 - 2⁵ = 112002210220189 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112002210220194 and 112002210220203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112002210220421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3974461 + ... + 15485501.

It is an arithmetic number, because the mean of its divisors is an integer number (6771744565365).

Almost surely, 2^{112002210220221} is an apocalyptic number.

It is an amenable number.

112002210220221 is a deficient number, since it is larger than the sum of its proper divisors (50519659348539).

112002210220221 is a wasteful number, since it uses less digits than its factorization.

112002210220221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11515997 (or 11515994 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 112002210220221 its reverse (122022012200211), we get a palindrome (234024222420432).

The spelling of 112002210220221 in words is "one hundred twelve trillion, two billion, two hundred ten million, two hundred twenty thousand, two hundred twenty-one".