212240222102 has 32 divisors (see below), whose sum is σ = 323008028640. Its totient is φ = 104582983680.

The previous prime is 212240222101. The next prime is 212240222111. The reversal of 212240222102 is 201222042212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212240222101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40247738 + ... + 40253010.

It is an arithmetic number, because the mean of its divisors is an integer number (10094000895).

Almost surely, 2^212240222102 is an apocalyptic number.

212240222102 is a deficient number, since it is larger than the sum of its proper divisors (110767806538).

212240222102 is a wasteful number, since it uses less digits than its factorization.

212240222102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6368.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 212240222102 its reverse (201222042212), we get a palindrome (413462264314).

The spelling of 212240222102 in words is "two hundred twelve billion, two hundred forty million, two hundred twenty-two thousand, one hundred two".