112021201102221 has 6 divisors (see below), whose sum is σ = 161808401592110. Its totient is φ = 74680800734808.

The previous prime is 112021201102133. The next prime is 112021201102241. The reversal of 112021201102221 is 122201102120211.

112021201102221 is a `hidden beast` number, since 1 + 120 + 21 + 201 + 102 + 221 = 666.

It can be written as a sum of positive squares in only one way, i.e., 74989278333225 + 37031922768996 = 8659635^2 + 6085386^2 .

It is not a de Polignac number, because 112021201102221 - 2²³ = 112021192713613 is a prime.

It is a super-2 number, since 2×112021201102221² (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 = 112021201102194 and 112021201102203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112021201102241) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6223400061226 + ... + 6223400061243.

Almost surely, 2^{112021201102221} is an apocalyptic number.

It is an amenable number.

112021201102221 is a deficient number, since it is larger than the sum of its proper divisors (49787200489889).

112021201102221 is a wasteful number, since it uses less digits than its factorization.

112021201102221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12446800122475 (or 12446800122472 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 112021201102221 its reverse (122201102120211), we get a palindrome (234222303222432).

The spelling of 112021201102221 in words is "one hundred twelve trillion, twenty-one billion, two hundred one million, one hundred two thousand, two hundred twenty-one".