112020111221121 has 24 divisors (see below), whose sum is σ = 161877802919040. Its totient is φ = 74647318036896.

The previous prime is 112020111221087. The next prime is 112020111221143. The reversal of 112020111221121 is 121122111020211.

It is a happy number.

112020111221121 is a `hidden beast` number, since 1 + 120 + 201 + 1 + 1 + 221 + 121 = 666.

It is not a de Polignac number, because 112020111221121 - 2¹¹ = 112020111219073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112020111221094 and 112020111221103.

It is not an unprimeable number, because it can be changed into a prime (112020111221021) 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, 1086541251 + ... + 1086644343.

It is an arithmetic number, because the mean of its divisors is an integer number (6744908454960).

Almost surely, 2^{112020111221121} is an apocalyptic number.

It is an amenable number.

112020111221121 is a deficient number, since it is larger than the sum of its proper divisors (49857691697919).

112020111221121 is a wasteful number, since it uses less digits than its factorization.

112020111221121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154885 (or 154882 counting only the distinct ones).

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

Adding to 112020111221121 its reverse (121122111020211), we get a palindrome (233142222241332).

The spelling of 112020111221121 in words is "one hundred twelve trillion, twenty billion, one hundred eleven million, two hundred twenty-one thousand, one hundred twenty-one".