12011022101200 has 60 divisors (see below), whose sum is σ = 28918806056128. Its totient is φ = 4794032073600.

The previous prime is 12011022101179. The next prime is 12011022101227. The reversal of 12011022101200 is 210122011021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32241966 + ... + 32612365.

Almost surely, 2^{12011022101200} is an apocalyptic number.

12011022101200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12011022101200 is an abundant number, since it is smaller than the sum of its proper divisors (16907783954928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12011022101200 is a wasteful number, since it uses less digits than its factorization.

12011022101200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64854812 (or 64854801 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12011022101200 its reverse (210122011021), we get a palindrome (12221144112221).

The spelling of 12011022101200 in words is "twelve trillion, eleven billion, twenty-two million, one hundred one thousand, two hundred".