12000011102121 has 32 divisors (see below), whose sum is σ = 18391313191680. Its totient is φ = 6817668609024.

The previous prime is 12000011102069. The next prime is 12000011102173. The reversal of 12000011102121 is 12120111000021.

It is an interprime number because it is at equal distance from previous prime (12000011102069) and next prime (12000011102173).

It is not a de Polignac number, because 12000011102121 - 2⁷ = 12000011101993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12000011102097 and 12000011102106.

It is not an unprimeable number, because it can be changed into a prime (12000011102921) 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, 210301 + ... + 4903493.

It is an arithmetic number, because the mean of its divisors is an integer number (574728537240).

Almost surely, 2^{12000011102121} is an apocalyptic number.

It is an amenable number.

12000011102121 is a deficient number, since it is larger than the sum of its proper divisors (6391302089559).

12000011102121 is a wasteful number, since it uses less digits than its factorization.

12000011102121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4693905.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12000011102121 its reverse (12120111000021), we get a palindrome (24120122102142).

The spelling of 12000011102121 in words is "twelve trillion, eleven million, one hundred two thousand, one hundred twenty-one".