12122102220202 has 16 divisors (see below), whose sum is σ = 19586634832800. Its totient is φ = 5593451437872.

The previous prime is 12122102220169. The next prime is 12122102220227. The reversal of 12122102220202 is 20202220122121.

It is a self number, because there is not a number n which added to its sum of digits gives 12122102220202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56765188 + ... + 56978335.

It is an arithmetic number, because the mean of its divisors is an integer number (1224164677050).

Almost surely, 2^{12122102220202} is an apocalyptic number.

12122102220202 is a deficient number, since it is larger than the sum of its proper divisors (7464532612598).

12122102220202 is a wasteful number, since it uses less digits than its factorization.

12122102220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113747637.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 12122102220202 its reverse (20202220122121), we get a palindrome (32324322342323).

The spelling of 12122102220202 in words is "twelve trillion, one hundred twenty-two billion, one hundred two million, two hundred twenty thousand, two hundred two".