12102001122210 has 64 divisors (see below), whose sum is σ = 29210175821952. Its totient is φ = 3208870608896.

The previous prime is 12102001122191. The next prime is 12102001122221. The reversal of 12102001122210 is 1222110020121.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12102001122210.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2885449 + ... + 5703491.

It is an arithmetic number, because the mean of its divisors is an integer number (456408997218).

Almost surely, 2^{12102001122210} is an apocalyptic number.

12102001122210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12102001122210 is an abundant number, since it is smaller than the sum of its proper divisors (17108174699742).

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

12102001122210 is a wasteful number, since it uses less digits than its factorization.

12102001122210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2818867.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12102001122210 its reverse (1222110020121), we get a palindrome (13324111142331).

The spelling of 12102001122210 in words is "twelve trillion, one hundred two billion, one million, one hundred twenty-two thousand, two hundred ten".