210002120220002 has 16 divisors (see below), whose sum is σ = 346479831712224. Its totient is φ = 95455509189700.

The previous prime is 210002120219977. The next prime is 210002120220041. The reversal of 210002120220002 is 200022021200012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39444422624 + ... + 39444427947.

It is an arithmetic number, because the mean of its divisors is an integer number (21654989482014).

Almost surely, 2^{210002120220002} is an apocalyptic number.

210002120220002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

210002120220002 is a deficient number, since it is larger than the sum of its proper divisors (136477711492222).

210002120220002 is an equidigital number, since it uses as much as digits as its factorization.

210002120220002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78888850606 (or 78888850584 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 210002120220002 its reverse (200022021200012), we get a palindrome (410024141420014).

The spelling of 210002120220002 in words is "two hundred ten trillion, two billion, one hundred twenty million, two hundred twenty thousand, two".