22203234204312 has 32 divisors (see below), whose sum is σ = 63437812012800. Its totient is φ = 6343781201184.

The previous prime is 22203234204293. The next prime is 22203234204329. The reversal of 22203234204312 is 21340243230222.

It is a self number, because there is not a number n which added to its sum of digits gives 22203234204312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66081054012 + ... + 66081054347.

It is an arithmetic number, because the mean of its divisors is an integer number (1982431625400).

Almost surely, 2^{22203234204312} is an apocalyptic number.

It is an amenable number.

22203234204312 is an abundant number, since it is smaller than the sum of its proper divisors (41234577808488).

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

22203234204312 is a wasteful number, since it uses less digits than its factorization.

22203234204312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132162108375 (or 132162108371 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 22203234204312 its reverse (21340243230222), we get a palindrome (43543477434534).

The spelling of 22203234204312 in words is "twenty-two trillion, two hundred three billion, two hundred thirty-four million, two hundred four thousand, three hundred twelve".