112001221001121 has 32 divisors (see below), whose sum is σ = 159068851273728. Its totient is φ = 69853847727360.

The previous prime is 112001221001083. The next prime is 112001221001123. The reversal of 112001221001121 is 121100122100211.

It is a happy number.

It is not a de Polignac number, because 112001221001121 - 2¹⁵ = 112001220968353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112001221001121.

It is not an unprimeable number, because it can be changed into a prime (112001221001123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8332896 + ... + 17130078.

It is an arithmetic number, because the mean of its divisors is an integer number (4970901602304).

Almost surely, 2^{112001221001121} is an apocalyptic number.

It is an amenable number.

112001221001121 is a deficient number, since it is larger than the sum of its proper divisors (47067630272607).

112001221001121 is a wasteful number, since it uses less digits than its factorization.

112001221001121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8798701.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 112001221001121 its reverse (121100122100211), we get a palindrome (233101343101332).

The spelling of 112001221001121 in words is "one hundred twelve trillion, one billion, two hundred twenty-one million, one thousand, one hundred twenty-one".