222123122102 has 48 divisors (see below), whose sum is σ = 409373153280. Its totient is φ = 88516278912.

The previous prime is 222123122099. The next prime is 222123122131. The reversal of 222123122102 is 201221321222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5099 + ... + 666537.

It is an arithmetic number, because the mean of its divisors is an integer number (8528607360).

Almost surely, 2^222123122102 is an apocalyptic number.

222123122102 is a deficient number, since it is larger than the sum of its proper divisors (187250031178).

222123122102 is a wasteful number, since it uses less digits than its factorization.

222123122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661565 (or 661548 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 222123122102 its reverse (201221321222), we get a palindrome (423344443324).

The spelling of 222123122102 in words is "two hundred twenty-two billion, one hundred twenty-three million, one hundred twenty-two thousand, one hundred two".