12200001201100 has 36 divisors (see below), whose sum is σ = 26736121466208. Its totient is φ = 4831683640000.

The previous prime is 12200001201083. The next prime is 12200001201137. The reversal of 12200001201100 is 110210000221.

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 603950356 + ... + 603970555.

It is an arithmetic number, because the mean of its divisors is an integer number (742670040728).

Almost surely, 2^{12200001201100} is an apocalyptic number.

12200001201100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12200001201100 is an abundant number, since it is smaller than the sum of its proper divisors (14536120265108).

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

12200001201100 is a wasteful number, since it uses less digits than its factorization.

12200001201100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1207921026 (or 1207921019 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 12200001201100 its reverse (110210000221), we get a palindrome (12310211201321).

It can be divided in two parts, 1220000 and 1201100, that added together give a triangular number (2421100 = T₂₂₀₀).

The spelling of 12200001201100 in words is "twelve trillion, two hundred billion, one million, two hundred one thousand, one hundred".