12201200022012 has 48 divisors (see below), whose sum is σ = 29065938327552. Its totient is φ = 3982454412480.

The previous prime is 12201200021981. The next prime is 12201200022049. The reversal of 12201200022012 is 21022000210221.

It is a junction number, because it is equal to n+sod(n) for n = 12201200021982 and 12201200022000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37209648 + ... + 37536119.

It is an arithmetic number, because the mean of its divisors is an integer number (605540381824).

Almost surely, 2^{12201200022012} is an apocalyptic number.

12201200022012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12201200022012 is an abundant number, since it is smaller than the sum of its proper divisors (16864738305540).

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

12201200022012 is a wasteful number, since it uses less digits than its factorization.

12201200022012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74746058 (or 74746056 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12201200022012 its reverse (21022000210221), we get a palindrome (33223200232233).

The spelling of 12201200022012 in words is "twelve trillion, two hundred one billion, two hundred million, twenty-two thousand, twelve".