202102120002 has 8 divisors (see below), whose sum is σ = 404204240016. Its totient is φ = 67367373332.

The previous prime is 202102119997. The next prime is 202102120007. The reversal of 202102120002 is 200021201202.

202102120002 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (202102119997) and next prime (202102120007).

It is a sphenic number, since it is the product of 3 distinct primes.

202102120002 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 202102120002.

It is not an unprimeable number, because it can be changed into a prime (202102120007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16841843328 + ... + 16841843339.

It is an arithmetic number, because the mean of its divisors is an integer number (50525530002).

Almost surely, 2^202102120002 is an apocalyptic number.

202102120002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

202102120002 is a wasteful number, since it uses less digits than its factorization.

202102120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33683686672.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 202102120002 its reverse (200021201202), we get a palindrome (402123321204).

The spelling of 202102120002 in words is "two hundred two billion, one hundred two million, one hundred twenty thousand, two".