22000343212242 has 48 divisors (see below), whose sum is σ = 48488072724000. Its totient is φ = 7207686135936.

The previous prime is 22000343212193. The next prime is 22000343212279. The reversal of 22000343212242 is 24221234300022.

22000343212242 is a `hidden beast` number, since 2 + 2 + 0 + 0 + 0 + 3 + 432 + 1 + 224 + 2 = 666.

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, 20055367 + ... + 21123882.

It is an arithmetic number, because the mean of its divisors is an integer number (1010168181750).

Almost surely, 2^{22000343212242} is an apocalyptic number.

22000343212242 is an abundant number, since it is smaller than the sum of its proper divisors (26487729511758).

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

22000343212242 is a wasteful number, since it uses less digits than its factorization.

22000343212242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41179767 (or 41179764 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 22000343212242 its reverse (24221234300022), we get a palindrome (46221577512264).

The spelling of 22000343212242 in words is "twenty-two trillion, three hundred forty-three million, two hundred twelve thousand, two hundred forty-two".