212221220221102 has 8 divisors (see below), whose sum is σ = 318352227112656. Its totient is φ = 106103811183552.

The previous prime is 212221220221027. The next prime is 212221220221123. The reversal of 212221220221102 is 201122022122212.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3399424483 + ... + 3399486910.

It is an arithmetic number, because the mean of its divisors is an integer number (39794028389082).

Almost surely, 2^{212221220221102} is an apocalyptic number.

212221220221102 is a deficient number, since it is larger than the sum of its proper divisors (106131006891554).

212221220221102 is a wasteful number, since it uses less digits than its factorization.

212221220221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6798927002.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 212221220221102 its reverse (201122022122212), we get a palindrome (413343242343314).

The spelling of 212221220221102 in words is "two hundred twelve trillion, two hundred twenty-one billion, two hundred twenty million, two hundred twenty-one thousand, one hundred two".