12110211201121 has 4 divisors (see below), whose sum is σ = 13211139492144. Its totient is φ = 11009282910100.

The previous prime is 12110211201089. The next prime is 12110211201139.

12110211201121 is nontrivially palindromic in base 10.

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 12110211201121 - 2⁵ = 12110211201089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12110211201095 and 12110211201104.

It is not an unprimeable number, because it can be changed into a prime (12110211201191) 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, 550464145495 + ... + 550464145516.

It is an arithmetic number, because the mean of its divisors is an integer number (3302784873036).

Almost surely, 2^{12110211201121} is an apocalyptic number.

12110211201121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12110211201121 is a deficient number, since it is larger than the sum of its proper divisors (1100928291023).

12110211201121 is a wasteful number, since it uses less digits than its factorization.

12110211201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100928291022.

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

It can be divided in two parts, 1211021 and 1201121, that added together give a palindrome (2412142).

The spelling of 12110211201121 in words is "twelve trillion, one hundred ten billion, two hundred eleven million, two hundred one thousand, one hundred twenty-one".