22200230322212 has 12 divisors (see below), whose sum is σ = 38856547407216. Its totient is φ = 11098359634440.

The previous prime is 22200230322197. The next prime is 22200230322229. The reversal of 22200230322212 is 21222303200222.

It is a super-2 number, since 2×22200230322212² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 438853214 + ... + 438903797.

It is an arithmetic number, because the mean of its divisors is an integer number (3238045617268).

Almost surely, 2^{22200230322212} is an apocalyptic number.

It is an amenable number.

22200230322212 is a deficient number, since it is larger than the sum of its proper divisors (16656317085004).

22200230322212 is a wasteful number, since it uses less digits than its factorization.

22200230322212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877763338 (or 877763336 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 22200230322212 its reverse (21222303200222), we get a palindrome (43422533522434).

The spelling of 22200230322212 in words is "twenty-two trillion, two hundred billion, two hundred thirty million, three hundred twenty-two thousand, two hundred twelve".