212100011002 has 32 divisors (see below), whose sum is σ = 353038564800. Its totient is φ = 94758343680.

The previous prime is 212100010981. The next prime is 212100011023. The reversal of 212100011002 is 200110001212.

212100011002 is digitally balanced in base 2, because in such base 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 (212100010981) and next prime (212100011023).

It is a self number, because there is not a number n which added to its sum of digits gives 212100011002.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 501588 + ... + 822064.

It is an arithmetic number, because the mean of its divisors is an integer number (11032455150).

Almost surely, 2^212100011002 is an apocalyptic number.

212100011002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212100011002 is a deficient number, since it is larger than the sum of its proper divisors (140938553798).

212100011002 is a wasteful number, since it uses less digits than its factorization.

212100011002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321006.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 212100011002 its reverse (200110001212), we get a palindrome (412210012214).

The spelling of 212100011002 in words is "two hundred twelve billion, one hundred million, eleven thousand, two".