12002011120121 has 32 divisors (see below), whose sum is σ = 13280989962240. Its totient is φ = 10755373680000.

The previous prime is 12002011120109. The next prime is 12002011120129. The reversal of 12002011120121 is 12102111020021.

It is a cyclic number.

It is not a de Polignac number, because 12002011120121 - 2³⁴ = 11984831250937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12002011120096 and 12002011120105.

It is not an unprimeable number, because it can be changed into a prime (12002011120129) 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, 500217701 + ... + 500241693.

It is an arithmetic number, because the mean of its divisors is an integer number (415030936320).

Almost surely, 2^{12002011120121} is an apocalyptic number.

12002011120121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12002011120121 is a deficient number, since it is larger than the sum of its proper divisors (1278978842119).

12002011120121 is a wasteful number, since it uses less digits than its factorization.

12002011120121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26117.

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

Adding to 12002011120121 its reverse (12102111020021), we get a palindrome (24104122140142).

The spelling of 12002011120121 in words is "twelve trillion, two billion, eleven million, one hundred twenty thousand, one hundred twenty-one".