12201201020016 has 30 divisors (see below), whose sum is σ = 34146416743920. Its totient is φ = 4067067006624.

The previous prime is 12201201020011. The next prime is 12201201020017. The reversal of 12201201020016 is 61002010210221.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12201201020011) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42365281176 + ... + 42365281463.

It is an arithmetic number, because the mean of its divisors is an integer number (1138213891464).

Almost surely, 2^{12201201020016} is an apocalyptic number.

12201201020016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12201201020016 is an abundant number, since it is smaller than the sum of its proper divisors (21945215723904).

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

12201201020016 is a wasteful number, since it uses less digits than its factorization.

12201201020016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84730562653 (or 84730562644 counting only the distinct ones).

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

Adding to 12201201020016 its reverse (61002010210221), we get a palindrome (73203211230237).

The spelling of 12201201020016 in words is "twelve trillion, two hundred one billion, two hundred one million, twenty thousand, sixteen".