12212122110202 has 128 divisors (see below), whose sum is σ = 22487818752000. Its totient is φ = 4857826659840.

The previous prime is 12212122110187. The next prime is 12212122110211. The reversal of 12212122110202 is 20201122121221.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 12212122110202.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2128657078 + ... + 2128662814.

It is an arithmetic number, because the mean of its divisors is an integer number (175686084000).

Almost surely, 2^{12212122110202} is an apocalyptic number.

12212122110202 is a deficient number, since it is larger than the sum of its proper divisors (10275696641798).

12212122110202 is a wasteful number, since it uses less digits than its factorization.

12212122110202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6524.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 12212122110202 its reverse (20201122121221), we get a palindrome (32413244231423).

The spelling of 12212122110202 in words is "twelve trillion, two hundred twelve billion, one hundred twenty-two million, one hundred ten thousand, two hundred two".