112010021200121 has 4 divisors (see below), whose sum is σ = 122192750400144. Its totient is φ = 101827292000100.

The previous prime is 112010021200117. The next prime is 112010021200141. The reversal of 112010021200121 is 121002120010211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 112010021200121 - 2² = 112010021200117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112010021200096 and 112010021200105.

It is not an unprimeable number, because it can be changed into a prime (112010021200111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5091364599995 + ... + 5091364600016.

It is an arithmetic number, because the mean of its divisors is an integer number (30548187600036).

Almost surely, 2^{112010021200121} is an apocalyptic number.

112010021200121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112010021200121 is a deficient number, since it is larger than the sum of its proper divisors (10182729200023).

112010021200121 is a wasteful number, since it uses less digits than its factorization.

112010021200121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10182729200022.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 112010021200121 its reverse (121002120010211), we get a palindrome (233012141210332).

The spelling of 112010021200121 in words is "one hundred twelve trillion, ten billion, twenty-one million, two hundred thousand, one hundred twenty-one".