22302330232212 has 72 divisors (see below), whose sum is σ = 57181974979584. Its totient is φ = 7327862453376.

The previous prime is 22302330232177. The next prime is 22302330232229. The reversal of 22302330232212 is 21223203320322.

22302330232212 is a `hidden beast` number, since 2 + 2 + 3 + 0 + 2 + 330 + 2 + 322 + 1 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1818823 + ... + 6921905.

Almost surely, 2^{22302330232212} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22302330232212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28590987489792).

22302330232212 is an abundant number, since it is smaller than the sum of its proper divisors (34879644747372).

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

22302330232212 is a wasteful number, since it uses less digits than its factorization.

22302330232212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5104829 (or 5104824 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 22302330232212 its reverse (21223203320322), we get a palindrome (43525533552534).

The spelling of 22302330232212 in words is "twenty-two trillion, three hundred two billion, three hundred thirty million, two hundred thirty-two thousand, two hundred twelve".