112120000010001 has 16 divisors (see below), whose sum is σ = 171461887710720. Its totient is φ = 72335483876880.

The previous prime is 112120000009999. The next prime is 112120000010003. The reversal of 112120000010001 is 100010000021211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (112120000009999) and next prime (112120000010003).

It is not a de Polignac number, because 112120000010001 - 2¹ = 112120000009999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (112120000010003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66977299050 + ... + 66977300723.

It is an arithmetic number, because the mean of its divisors is an integer number (10716367981920).

Almost surely, 2^{112120000010001} is an apocalyptic number.

It is an amenable number.

112120000010001 is a deficient number, since it is larger than the sum of its proper divisors (59341887700719).

112120000010001 is a wasteful number, since it uses less digits than its factorization.

112120000010001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133954599813 (or 133954599807 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 112120000010001 its reverse (100010000021211), we get a palindrome (212130000031212).

The spelling of 112120000010001 in words is "one hundred twelve trillion, one hundred twenty billion, ten thousand, one".