22250452242212 has 12 divisors (see below), whose sum is σ = 39244892144640. Its totient is φ = 11037625915176.

The previous prime is 22250452242211. The next prime is 22250452242253. The reversal of 22250452242212 is 21224225405222.

It is not an unprimeable number, because it can be changed into a prime (22250452242211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21900050912 + ... + 21900051927.

It is an arithmetic number, because the mean of its divisors is an integer number (3270407678720).

Almost surely, 2^{22250452242212} is an apocalyptic number.

It is an amenable number.

22250452242212 is a deficient number, since it is larger than the sum of its proper divisors (16994439902428).

22250452242212 is a wasteful number, since it uses less digits than its factorization.

22250452242212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43800102970 (or 43800102968 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 35.

Adding to 22250452242212 its reverse (21224225405222), we get a palindrome (43474677647434).

The spelling of 22250452242212 in words is "twenty-two trillion, two hundred fifty billion, four hundred fifty-two million, two hundred forty-two thousand, two hundred twelve".