112111020221121 has 48 divisors (see below), whose sum is σ = 171042873910272. Its totient is φ = 70618160527200.

The previous prime is 112111020221113. The next prime is 112111020221129. The reversal of 112111020221121 is 121122020111211.

It is a happy number.

112111020221121 is a `hidden beast` number, since 1 + 121 + 110 + 202 + 211 + 21 = 666.

It is an interprime number because it is at equal distance from previous prime (112111020221113) and next prime (112111020221129).

It is not a de Polignac number, because 112111020221121 - 2³ = 112111020221113 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 112111020221094 and 112111020221103.

It is not an unprimeable number, because it can be changed into a prime (112111020221129) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 104804556 + ... + 105868866.

It is an arithmetic number, because the mean of its divisors is an integer number (3563393206464).

Almost surely, 2^{112111020221121} is an apocalyptic number.

It is an amenable number.

112111020221121 is a deficient number, since it is larger than the sum of its proper divisors (58931853689151).

112111020221121 is a wasteful number, since it uses less digits than its factorization.

112111020221121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070554 (or 1070551 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 112111020221121 its reverse (121122020111211), we get a palindrome (233233040332332).

The spelling of 112111020221121 in words is "one hundred twelve trillion, one hundred eleven billion, twenty million, two hundred twenty-one thousand, one hundred twenty-one".