22012123220102 has 24 divisors (see below), whose sum is σ = 34849739444400. Its totient is φ = 10426109326128.

The previous prime is 22012123220089. The next prime is 22012123220149. The reversal of 22012123220102 is 20102232121022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10065224 + ... + 12055412.

It is an arithmetic number, because the mean of its divisors is an integer number (1452072476850).

Almost surely, 2^{22012123220102} is an apocalyptic number.

22012123220102 is a deficient number, since it is larger than the sum of its proper divisors (12837616224298).

22012123220102 is a wasteful number, since it uses less digits than its factorization.

22012123220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2005548 (or 2005529 counting only the distinct ones).

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

Adding to 22012123220102 its reverse (20102232121022), we get a palindrome (42114355341124).

The spelling of 22012123220102 in words is "twenty-two trillion, twelve billion, one hundred twenty-three million, two hundred twenty thousand, one hundred two".