12021000112011 has 8 divisors (see below), whose sum is σ = 17485091072064. Its totient is φ = 7285454613320.

The previous prime is 12021000112007. The next prime is 12021000112013. The reversal of 12021000112011 is 11021100012021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12021000112011 - 2² = 12021000112007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12021000112013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182136365301 + ... + 182136365366.

It is an arithmetic number, because the mean of its divisors is an integer number (2185636384008).

Almost surely, 2^{12021000112011} is an apocalyptic number.

12021000112011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12021000112011 is a deficient number, since it is larger than the sum of its proper divisors (5464090960053).

12021000112011 is a wasteful number, since it uses less digits than its factorization.

12021000112011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364272730681.

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

Adding to 12021000112011 its reverse (11021100012021), we get a palindrome (23042100124032).

The spelling of 12021000112011 in words is "twelve trillion, twenty-one billion, one hundred twelve thousand, eleven".