12011023212201 has 32 divisors (see below), whose sum is σ = 19206537504000. Its totient is φ = 7374561905664.

The previous prime is 12011023212191. The next prime is 12011023212217. The reversal of 12011023212201 is 10221232011021.

12011023212201 is a `hidden beast` number, since 1 + 20 + 1 + 102 + 321 + 220 + 1 = 666.

12011023212201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12011023212201 - 2¹⁷ = 12011023081129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12011023217201) 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, 38820216 + ... + 39128393.

It is an arithmetic number, because the mean of its divisors is an integer number (600204297000).

Almost surely, 2^{12011023212201} is an apocalyptic number.

It is an amenable number.

12011023212201 is a deficient number, since it is larger than the sum of its proper divisors (7195514291799).

12011023212201 is a wasteful number, since it uses less digits than its factorization.

12011023212201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77949070 (or 77949064 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 12011023212201 its reverse (10221232011021), we get a palindrome (22232255223222).

The spelling of 12011023212201 in words is "twelve trillion, eleven billion, twenty-three million, two hundred twelve thousand, two hundred one".