200120102021002 has 8 divisors (see below), whose sum is σ = 310531192791300. Its totient is φ = 96609704423904.

The previous prime is 200120102020961. The next prime is 200120102021003. The reversal of 200120102021002 is 200120201021002.

It is a happy number.

200120102021002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 185375876708961 + 14744225312041 = 13615281^2 + 3839821^2 .

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

It is not an unprimeable number, because it can be changed into a prime (200120102021003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1725173293227 + ... + 1725173293342.

Almost surely, 2^{200120102021002} is an apocalyptic number.

200120102021002 is a deficient number, since it is larger than the sum of its proper divisors (110411090770298).

200120102021002 is a wasteful number, since it uses less digits than its factorization.

200120102021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3450346586600.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 200120102021002 its reverse (200120201021002), we get a palindrome (400240303042004).

The spelling of 200120102021002 in words is "two hundred trillion, one hundred twenty billion, one hundred two million, twenty-one thousand, two".