12102220020202 has 32 divisors (see below), whose sum is σ = 21181113721152. Its totient is φ = 5134815431424.

The previous prime is 12102220020139. The next prime is 12102220020301. The reversal of 12102220020202 is 20202002220121.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 318359928 + ... + 318397939.

It is an arithmetic number, because the mean of its divisors is an integer number (661909803786).

Almost surely, 2^{12102220020202} is an apocalyptic number.

12102220020202 is a deficient number, since it is larger than the sum of its proper divisors (9078893700950).

12102220020202 is a wasteful number, since it uses less digits than its factorization.

12102220020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636757942.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 12102220020202 its reverse (20202002220121), we get a palindrome (32304222240323).

The spelling of 12102220020202 in words is "twelve trillion, one hundred two billion, two hundred twenty million, twenty thousand, two hundred two".