2122020001208 has 8 divisors (see below), whose sum is σ = 3978787502280. Its totient is φ = 1061010000600.

The previous prime is 2122020001207. The next prime is 2122020001217. The reversal of 2122020001208 is 8021000202212.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2122020001208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122020001207) by changing a digit.

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 as a sum of consecutive naturals, namely, 132626250068 + ... + 132626250083.

It is an arithmetic number, because the mean of its divisors is an integer number (497348437785).

Almost surely, 2^{2122020001208} is an apocalyptic number.

It is an amenable number.

2122020001208 is a deficient number, since it is larger than the sum of its proper divisors (1856767501072).

2122020001208 is a wasteful number, since it uses less digits than its factorization.

2122020001208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265252500157 (or 265252500153 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

The spelling of 2122020001208 in words is "two trillion, one hundred twenty-two billion, twenty million, one thousand, two hundred eight".