112001021211121 has 16 divisors (see below), whose sum is σ = 134740090546560. Its totient is φ = 90946834231680.

The previous prime is 112001021211089. The next prime is 112001021211133. The reversal of 112001021211121 is 121112120100211.

It is not a de Polignac number, because 112001021211121 - 2⁵ = 112001021211089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112001021211095 and 112001021211104.

It is not an unprimeable number, because it can be changed into a prime (112001021211181) 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, 2640405 + ... + 15197821.

It is an arithmetic number, because the mean of its divisors is an integer number (8421255659160).

Almost surely, 2^{112001021211121} is an apocalyptic number.

It is an amenable number.

112001021211121 is a deficient number, since it is larger than the sum of its proper divisors (22739069335439).

112001021211121 is a wasteful number, since it uses less digits than its factorization.

112001021211121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12624504.

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

Adding to 112001021211121 its reverse (121112120100211), we get a palindrome (233113141311332).

The spelling of 112001021211121 in words is "one hundred twelve trillion, one billion, twenty-one million, two hundred eleven thousand, one hundred twenty-one".