211220002002 has 8 divisors (see below), whose sum is σ = 422440004016. Its totient is φ = 70406667332.

The previous prime is 211220002001. The next prime is 211220002057. The reversal of 211220002002 is 200200022112.

211220002002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

211220002002 is an admirable number.

It is a super-2 number, since 2×211220002002² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211220002001) 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, 17601666828 + ... + 17601666839.

It is an arithmetic number, because the mean of its divisors is an integer number (52805000502).

Almost surely, 2^211220002002 is an apocalyptic number.

211220002002 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.

211220002002 is a wasteful number, since it uses less digits than its factorization.

211220002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35203333672.

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

Adding to 211220002002 its reverse (200200022112), we get a palindrome (411420024114).

The spelling of 211220002002 in words is "two hundred eleven billion, two hundred twenty million, two thousand, two".