12212010001200 has 60 divisors (see below), whose sum is σ = 39119138707688. Its totient is φ = 3256536000000.

The previous prime is 12212010001199. The next prime is 12212010001319. The reversal of 12212010001200 is 210001021221.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 5088336301 + ... + 5088338700.

Almost surely, 2^{12212010001200} is an apocalyptic number.

12212010001200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12212010001200 is an abundant number, since it is smaller than the sum of its proper divisors (26907128706488).

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

12212010001200 is a wasteful number, since it uses less digits than its factorization.

12212010001200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10176675022 (or 10176675011 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12212010001200 its reverse (210001021221), we get a palindrome (12422011022421).

The spelling of 12212010001200 in words is "twelve trillion, two hundred twelve billion, ten million, one thousand, two hundred".