22222102210012 has 48 divisors (see below), whose sum is σ = 39341632684032. Its totient is φ = 10982307309120.

The previous prime is 22222102209959. The next prime is 22222102210013. The reversal of 22222102210012 is 21001220122222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22222102210013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 835686837 + ... + 835713427.

It is an arithmetic number, because the mean of its divisors is an integer number (819617347584).

Almost surely, 2^{22222102210012} is an apocalyptic number.

It is an amenable number.

22222102210012 is a deficient number, since it is larger than the sum of its proper divisors (17119530474020).

22222102210012 is a wasteful number, since it uses less digits than its factorization.

22222102210012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32818 (or 32816 counting only the distinct ones).

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

Adding to 22222102210012 its reverse (21001220122222), we get a palindrome (43223322332234).

The spelling of 22222102210012 in words is "twenty-two trillion, two hundred twenty-two billion, one hundred two million, two hundred ten thousand, twelve".