112112120210121 has 24 divisors (see below), whose sum is σ = 167117251865760. Its totient is φ = 74282876719128.

The previous prime is 112112120210119. The next prime is 112112120210131. The reversal of 112112120210121 is 121012021211211.

It is a happy number.

112112120210121 is a `hidden beast` number, since 1 + 1 + 211 + 2 + 120 + 210 + 121 = 666.

It is not a de Polignac number, because 112112120210121 - 2¹ = 112112120210119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112112120210094 and 112112120210103.

It is not an unprimeable number, because it can be changed into a prime (112112120210131) 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, 77424471 + ... + 78859196.

It is an arithmetic number, because the mean of its divisors is an integer number (6963218827740).

Almost surely, 2^{112112120210121} is an apocalyptic number.

It is an amenable number.

112112120210121 is a deficient number, since it is larger than the sum of its proper divisors (55005131655639).

112112120210121 is an equidigital number, since it uses as much as digits as its factorization.

112112120210121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156284002 (or 156283833 counting only the distinct ones).

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

Adding to 112112120210121 its reverse (121012021211211), we get a palindrome (233124141421332).

The spelling of 112112120210121 in words is "one hundred twelve trillion, one hundred twelve billion, one hundred twenty million, two hundred ten thousand, one hundred twenty-one".