22142424212 has 24 divisors (see below), whose sum is σ = 40793676000. Its totient is φ = 10487231136.

The previous prime is 22142424169. The next prime is 22142424233. The reversal of 22142424212 is 21242424122.

It is a nude number because it is divisible by every one of its digits.

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, 947039 + ... + 970137.

It is an arithmetic number, because the mean of its divisors is an integer number (1699736500).

Almost surely, 2^22142424212 is an apocalyptic number.

It is an amenable number.

22142424212 is a deficient number, since it is larger than the sum of its proper divisors (18651251788).

22142424212 is a wasteful number, since it uses less digits than its factorization.

22142424212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35735 (or 35733 counting only the distinct ones).

The product of its digits is 4096, while the sum is 26.

Adding to 22142424212 its reverse (21242424122), we get a palindrome (43384848334).

The spelling of 22142424212 in words is "twenty-two billion, one hundred forty-two million, four hundred twenty-four thousand, two hundred twelve".