22022010012212 has 48 divisors (see below), whose sum is σ = 44143086731520. Its totient is φ = 9416778239232.

The previous prime is 22022010012187. The next prime is 22022010012251. The reversal of 22022010012212 is 21221001022022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 260471498 + ... + 260556030.

It is an arithmetic number, because the mean of its divisors is an integer number (919647640240).

Almost surely, 2^{22022010012212} is an apocalyptic number.

It is an amenable number.

22022010012212 is an abundant number, since it is smaller than the sum of its proper divisors (22121076719308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22022010012212 is a wasteful number, since it uses less digits than its factorization.

22022010012212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105360 (or 105358 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22022010012212 its reverse (21221001022022), we get a palindrome (43243011034234).

The spelling of 22022010012212 in words is "twenty-two trillion, twenty-two billion, ten million, twelve thousand, two hundred twelve".