212212202213330 has 16 divisors (see below), whose sum is σ = 416707597073664. Its totient is φ = 77168073532080.

The previous prime is 212212202213251. The next prime is 212212202213359. The reversal of 212212202213330 is 33312202212212.

It is a self number, because there is not a number n which added to its sum of digits gives 212212202213330.

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 7 ways as a sum of consecutive naturals, for example, 964600919042 + ... + 964600919261.

It is an arithmetic number, because the mean of its divisors is an integer number (26044224817104).

Almost surely, 2^{212212202213330} is an apocalyptic number.

212212202213330 is a deficient number, since it is larger than the sum of its proper divisors (204495394860334).

212212202213330 is a wasteful number, since it uses less digits than its factorization.

212212202213330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1929201838321.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 212212202213330 its reverse (33312202212212), we get a palindrome (245524404425542).

The spelling of 212212202213330 in words is "two hundred twelve trillion, two hundred twelve billion, two hundred two million, two hundred thirteen thousand, three hundred thirty".