212122220002 has 48 divisors (see below), whose sum is σ = 405513400032. Its totient is φ = 82290223680.

The previous prime is 212122219867. The next prime is 212122220021. The reversal of 212122220002 is 200022221212.

212122220002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 23 ways as a sum of consecutive naturals, for example, 171088 + ... + 673435.

It is an arithmetic number, because the mean of its divisors is an integer number (8448195834).

Almost surely, 2^212122220002 is an apocalyptic number.

212122220002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212122220002 is a deficient number, since it is larger than the sum of its proper divisors (193391180030).

212122220002 is a wasteful number, since it uses less digits than its factorization.

212122220002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844783 (or 844776 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 212122220002 its reverse (200022221212), we get a palindrome (412144441214).

The spelling of 212122220002 in words is "two hundred twelve billion, one hundred twenty-two million, two hundred twenty thousand, two".