22234505206512 has 40 divisors (see below), whose sum is σ = 57439537429456. Its totient is φ = 7411450254336.

The previous prime is 22234505206499. The next prime is 22234505206549. The reversal of 22234505206512 is 21560250543222.

It is a super-2 number, since 2×22234505206512² (a number of 27 digits) contains 22 as substring.

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, 5717478 + ... + 8783994.

Almost surely, 2^{22234505206512} is an apocalyptic number.

It is an amenable number.

22234505206512 is an abundant number, since it is smaller than the sum of its proper divisors (35205032222944).

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

22234505206512 is a wasteful number, since it uses less digits than its factorization.

22234505206512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3217585 (or 3217579 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 39.

Adding to 22234505206512 its reverse (21560250543222), we get a palindrome (43794755749734).

The spelling of 22234505206512 in words is "twenty-two trillion, two hundred thirty-four billion, five hundred five million, two hundred six thousand, five hundred twelve".