112121000121211 has 4 divisors (see below), whose sum is σ = 112217406829272. Its totient is φ = 112024593413152.

The previous prime is 112121000121173. The next prime is 112121000121283.

112121000121211 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112121000121211 - 2⁹ = 112121000120699 is a prime.

It is a super-2 number, since 2×112121000121211² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112121000161211) 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, 48203352286 + ... + 48203354611.

It is an arithmetic number, because the mean of its divisors is an integer number (28054351707318).

Almost surely, 2^{112121000121211} is an apocalyptic number.

112121000121211 is a deficient number, since it is larger than the sum of its proper divisors (96406708061).

112121000121211 is an equidigital number, since it uses as much as digits as its factorization.

112121000121211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96406708060.

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

It can be divided in two parts, 112121000 and 121211, that added together give a palindrome (112242211).

The spelling of 112121000121211 in words is "one hundred twelve trillion, one hundred twenty-one billion, one hundred twenty-one thousand, two hundred eleven".